Lots-of-LoRAs/task1422_mathqa_physics huggingface dataset:
Input: Problem: angelina walked 250 meters from her home to the grocery at a constant speed . she then walked 360 meters to the gym at double the speed . she spent 70 seconds less on her way from the grocery to the gym than on her way from home to the grocery . what was angelina ' s speed , in meters per second , from the grocery to the gym ? 
Options: a ) 2 , b ) 3 , c ) 4 , d ) 6 , e ) 12
Output: a
Input: Problem: the h . c . f . of two numbers is 12 and their l . c . m . is 600 . if one of the number is 120 , find the other ? 
Options: a ) 100 , b ) 60 , c ) 120 , d ) 200 , e ) 150
Output: b
Input: Problem: two passenger trains start at the same hour in the day from two different stations and move towards each other at the rate of 16 kmph and 21 kmph respectively . when they meet , it is found that one train has travelled 60 km more than the other one . the distance between the two stations is ? 
Options: a ) 222 km , b ) 333 km , c ) 555 km , d ) 444 km , e ) 666 km
Output: d
Input: Problem: how many times in a day , the hands of a clock are straight ? 
Options: a ) 22 , b ) 24 , c ) 44 , d ) 48 , e ) 52
Output: c
Input: Problem: a van takes 6 hours to cover a distance of 288 km . how much should the speed in kmph be maintained to cover the same direction in 3 / 2 th of the previous time ? 
Options: a ) 50 kmph , b ) 60 kmph , c ) 32 kmph , d ) 80 kmph , e ) 90 kmph
Output: c
Input: Problem: a work crew of 4 men takes 5 days to complete one - half of a job . if 11 men are then added to the crew and the men continue to work at the same rate , how many days will it take the enlarged crew to do the rest of the job ? 
Options: a ) 2 , b ) 3 , c ) 1 1 / 3 , d ) 4 , e ) 4 4 / 5
Output: c
Input: Problem: a room 5 m 55 cm long and 3 m 74 cm broad is to be paved with square tiles . find the least number of square tiles required to cover the floor ? 
Options: a ) 122 , b ) 123 , c ) 828 , d ) 122 , e ) 176
Output: e
Input: Problem: find the area of trapezium whose parallel sides are 20 cm and 18 cm long , and the distance between them is 16 cm 
Options: a ) 304 cm 2 , b ) 179 cm 2 , c ) 285 cm 2 , d ) 167 cm 2 , e ) 197 cm 2
Output: a
Input: Problem: the h . c . f . of two numbers is 12 and their l . c . m . is 600 . if one of the number is 45 , find the other ? 
Options: a ) 100 , b ) 160 , c ) 120 , d ) 200 , e ) 150
Output: b
Input: Problem: excluding stoppages , the speed of a train is 54 kmph and including stoppages it is 36 kmph . of how many minutes does the train stop per hour ? 
Options: a ) 20 , b ) 17 , c ) 15 , d ) 18 , e ) 12
Output: a
Input: Problem: suresh can complete a job in 15 hours . ashutosh alone can complete the same job in 35 hours . suresh works for 9 hours and then the remaining job is completed by ashutosh . how many hours will it take ashutosh to complete the remaining job alone ? 
Options: a ) 4 , b ) 5 , c ) 14 , d ) 12 , e ) none of these
Output: c
Input: Problem: the mall charges 40 cents for the first hour of parking and $ 3 for each additional hour until the customer reaches 4 hours , after that the parking fee is $ 2 per hour . if mr . park parked his car in the mall for 7 hours and 30 minutes , how much is he going to pay ? 
Options: a ) $ 6.8 , b ) $ 12 . , c ) $ 13 . , d ) $ 14.5 . , e ) $ 15 .
Output: a
Input: Problem: speed of a boat in standing water is 14 kmph and the speed of the stream is 1.2 kmph . a man rows to a place at a distance of 4864 km and comes back to the starting point . the total time taken by him is : 
Options: a ) 700 , b ) 200 , c ) 540 , d ) 120 , e ) 635
Output: a
Input: Problem: each day a man meets his wife at the train station after work , and then she drives him home . she always arrives exactly on time to pick him up . one day he catches an earlier train and arrives at the station an hour early . he immediately begins walking home along the same route the wife drives . eventually his wife sees him on her way to the station and drives him the rest of the way home . when they arrive home the man notices that they arrived 16 minutes earlier than usual . how much time did the man spend walking ? 
Options: a ) 45 minutes , b ) 50 minutes , c ) 40 minutes , d ) 55 minutes , e ) 52 minutes
Output: e
Input: Problem: how long does a train 100 m long traveling at 54 kmph takes to cross a station of 250 m in length ? 
Options: a ) 22 sec , b ) 20 sec , c ) 15 sec , d ) 23 sec , e ) 16 sec
Output: d
Input: Problem: to fill a tank , 25 buckets of water is required . how many buckets of water will be required to fill the same tank if the capacity of the bucket is reduced to 1 / 2 of its present ? 
Options: a ) 61.5 , b ) 60.5 , c ) 63.5 , d ) 62.5 , e ) 50
Output: e
Input: Problem: two thirds of the roads from a to b are at least 5 miles long , and 1 / 2 of the roads from b to c are at least 5 miles long . if you randomly pick a road from a to b and then randomly pick a road from b to c , what is the probability that at least one of the roads you pick is at least 5 miles long ? 
Options: a ) 5 / 6 , b ) 1 / 4 , c ) 2 / 3 , d ) 3 / 4 , e ) 11 / 12
Output: a
Input: Problem: the area of a square field 3136 sq m , if the length of cost of drawing barbed wire 3 m around the field at the rate of rs . 1.40 per meter . two gates of 1 m width each are to be left for entrance . what is the total cost ? 
Options: a ) 399 , b ) 272 , c ) 932.4 , d ) 277 , e ) 311
Output: c
Input: Problem: a man can row 8 kmph in still water . when the river is running at 1.2 kmph , it takes him 1 hour to row to a place and black . how far is the place ? 
Options: a ) 3.58 , b ) 3.68 , c ) 3.78 , d ) 3.88 , e ) 3.98
Output: b
Input: Problem: if 25 lines are drawn in a plane such that no two of them are parallel and no three are concurrent , then in how many points do they intersect ? 
Options: a ) 2300 , b ) 600 , c ) 250 , d ) 300 , e ) none of these
Output: d
Input: Problem: the l . c . m of 22 , 54 , 108 , 135 and 198 is 
Options: a ) 5942 , b ) 2887 , c ) 5940 , d ) 2888 , e ) 28881
Output: c
Input: Problem: a train consists of 12 boggies , each boggy 15 metres long . the train crosses a telegraph post in 18 seconds . due to some problem , one boggies were detached . the train now crosses a telegraph post in 
Options: a ) 16.5 sec , b ) 12 sec , c ) 15 sec , d ) 20 sec , e ) none of these
Output: a
Input: Problem: a , b and c completed a piece of work , a worked for 6 days , b for 9 days and c for 4 days . their daily wages were in the ratio of 3 : 4 : 5 . find the daily wages of c , if their total earning was rs . 1554 ? 
Options: a ) s . 109 , b ) s . 108 , c ) s . 100 , d ) s . 103 , e ) s . 105
Output: e
Input: Problem: a train is 385 meter long is running at a speed of 45 km / hour . in what time will it pass a bridge of 140 meter length 
Options: a ) 42 seconds , b ) 30 seconds , c ) 40 seconds , d ) 50 seconds , e ) none of these
Output: a
Input: Problem: the h . c . f . of two numbers is 15 and their l . c . m . is 420 . if one of the numbers is 375 , then the other is : 
Options: a ) 12.21 , b ) 283 , c ) 16.8 , d ) 318 , e ) 32.4
Output: c
Input: Problem: a man can row 7 kmph in still water . when the river is running at 1.2 kmph , it takes him 1 hour to row to a place and back . what is the total distance traveled by the man ? 
Options: a ) 6.24 km , b ) 6 km , c ) 6.79 km , d ) 5.66 km , e ) 10 km
Output: c
Input: Problem: a can do a work in 15 days and b in 20 days . if they work on it together for 5 days , then the fraction of the work that is left is 
Options: a ) 8 / 17 , b ) 7 / 15 , c ) 3 / 15 , d ) 5 / 12 , e ) 1 / 4
Output: d
Input: Problem: if a tire rotates at 400 revolutions per minute when the car is traveling 168 km / h , what is the circumference of the tire ? 
Options: a ) 7 meters , b ) 9 meters , c ) 8 meters , d ) 5 meters , e ) 3 meters
Output: a
Input: Problem: a contractor undertook to do a piece of work in 15 days . he employed certain number of laboures but 5 of them were absent from the very first day and the rest could finish the work in only 20 days . find the number of men originally employed ? 
Options: a ) 25 , b ) 20 , c ) 19 , d ) 23 , e ) 18
Output: b
Input: Problem: a and b can do a piece of work in 6 days , b and c in 8 days , c and a in 12 days . how long will c take to do it ? 
Options: a ) 48 days , b ) 55 days , c ) 24 days , d ) 33 days , e ) 40 days
Output: a
Input: Problem: the hour hand of a watch rotates 30 degrees every hour . how many complete rotations does the hour hand make in 6 days ? 
Options: a ) 8 , b ) 10 , c ) 12 , d ) 14 , e ) 16
Output: c
Input: Problem: 31 of the scientists that attended a certain workshop were wolf prize laureates , and 13 of these 31 were also nobel prize laureates . of the scientists that attended that workshop and had not received the wolf prize , the number of scientists that had received the nobel prize was 3 greater than the number of scientists that had not received the nobel prize . if 51 of the scientists attended that workshop , how many of them were nobel prize laureates ? 
Options: a ) a ) 11 , b ) b ) 18 , c ) c ) 24 , d ) d ) 25 , e ) d ) 36
Output: d
Input: Problem: if 5 machines can produce 20 units in 10 hours , how long would it take 10 to produce 60 units ? 
Options: a ) 9 , b ) 10 , c ) 15 , d ) 25 , e ) 30
Output: c
Input: Problem: john completes a piece of work in 320 days , rose completes the same work in 480 days . if both of them work together , then the number of days required to complete the work is ? 
Options: a ) 190 , b ) 192 , c ) 194 , d ) 196 , e ) 198
Output: b
Input: Problem: sheila works 8 hours per day on monday , wednesday and friday , and 6 hours per day on tuesday and thursday . she does not work on saturday and sunday . she earns $ 288 per week . how much does she earn in dollars per hour ? 
Options: a ) 11 , b ) 10 , c ) 9 , d ) 8 , e ) 7
Output: d
Input: Problem: 28 machines can do a work in 10 days . how many machines are needed to complete the work in 40 days ? 
Options: a ) 10 , b ) 6 , c ) 4 , d ) 7 , e ) 5
Output: d
Input: Problem: how many seconds will a 700 m long train take to cross a man walking with a speed of 3 km / hr in the direction of the moving train if the speed of the train is 63 km / hr ? 
Options: a ) 23 sec , b ) 30 sec , c ) 27 sec , d ) 36 sec , e ) 42 sec
Output: e
Input: Problem: jenny has recently moved house and is working out her optimal commute . she can take an indirect route which involves taking a bus for 1 mile and then walk 0.75 miles . or she can take a direct route and walk for 1.5 miles and this takes her 30 minutes . what is the most amount time that the bus journey can take for jenny to be indifferent between the two routes assuming travel time is her only concern ? 
Options: a ) 5 minutes , b ) 10 minutes , c ) 15 minutes , d ) 20 minutes , e ) 25 minutes
Output: c
Input: Problem: a car started running at a speed of 30 km / hr and the speed of the car was increased by 2 km / hr at the end of every hour . find the total distance covered by the car in the first 7 hours of the journey . 
Options: a ) 342 km , b ) 352 km , c ) 252 km , d ) 742 km , e ) 382 km
Output: c
Input: Problem: a train 125 m long passes a man , running at 5 km / hr in the same direction in which the train is going , in 15 seconds . the speed of the train is ? 
Options: a ) 35 , b ) 50 , c ) 88 , d ) 22 , e ) 12
Output: a
Input: Problem: in covering a distance of 30 km , arun takes 2 hours more than anil . if arun doubles his speed , then he would take 1 hour less than anil . what is arun ' s speed ? 
Options: a ) 2 , b ) 5 , c ) 6 , d ) 7 , e ) 8
Output: b
Input: Problem: a and b are two multiples of 14 , and q is the set of consecutive integers between a and b , inclusive . if q contains 11 multiples of 14 , how many multiples of 7 are there in q ? 
Options: a ) 19 , b ) 20 , c ) 21 , d ) 22 , e ) 23
Output: c
Input: Problem: a train 385 meters long is running with a speed of 60 kmph . in what time will it pass a man who is running at 6 kmph in the direction opposite to that in which the train is going ? 
Options: a ) 5 , b ) 21 , c ) 7 , d ) 8 , e ) 9
Output: b
Input: Problem: a person can swim in still water at 4 km / h . if the speed of water 2 km / h , how many hours will the man take to swim back against the current for 16 km ? 
Options: a ) 3 , b ) 6 , c ) 8 , d ) 9 , e ) 7
Output: c
Input: Problem: annika hikes at a constant rate of 10 minutes per kilometer . she has hiked 2.5 kilometers east from the start of a hiking trail when she realizes that she has to be back at the start of the trail in 45 minutes . if annika continues east , then turns around and retraces her path to reach the start of the trail in exactly 45 minutes , for how many kilometers total did she hike east ? 
Options: a ) 3.625 , b ) 3.5 , c ) 4 , d ) 4.5 , e ) 5
Output: b
Input: Problem: a rectangular plot measuring 90 metres by 50 metres is to be enclosed by wire fencing . if the poles of the fence are kept 4 metres apart , how many poles will be needed ? 
Options: ['a ) 55', 'b ) 70', 'c ) 57', 'd ) 58', 'e ) none of these']
Output: b
Input: Problem: p can do a work in the same time in which q and r together can do it . if p and q work together , the work can be completed in 10 days . r alone needs 50 days to complete the same work . then q alone can do it in 
Options: a ) 30 days , b ) 25 days , c ) 20 days , d ) 15 days , e ) 24 days
Output: b
Input: Problem: a certain number of workers can do a work in 85 days . if there were 10 workers more it could be finished in 10 days less . how many workers are there ? 
Options: a ) 75 , b ) 30 , c ) 28 , d ) 24 , e ) 32
Output: a
Input: Problem: a man can row upstream at 20 kmph and downstream at 80 kmph , and then find the speed of the man in still water ? 
Options: a ) 32 kmph , b ) 50 kmph , c ) 30 kmph , d ) 45 kmph , e ) 65 kmph
Output: b
Input: Problem: when a train travels at a speed of 110 kmph , it reaches the destination on time . when the same train travels at a speed of 50 kmph , it reaches its destination 15 min late . what is the length of journey ? 
Options: a ) 12.5 km , b ) 50 km , c ) 60 km , d ) 8.5 km , e ) 9.5 km
Output: a
Input: Problem: if a car went the first third of the distance at 80 kmh , the second third at 30 kmh , and the last third at 48 kmh , what was the average speed of the car for the entire trip ? 
Options: a ) 36 kmh , b ) 40 kmh , c ) 42 kmh , d ) 45 kmh , e ) 50 kmh
Output: d
Input: Problem: a goods train runs at the speed of 72 kmph and crosses a 280 m long platform in 26 seconds . what is the length of the goods train ? 
Options: a ) 230 m , b ) 270 m , c ) 240 m , d ) 832 m , e ) 270 m
Output: c
Input: Problem: a car gets 40 kilometers per gallon of gasoline . how many gallons of gasoline would the car need to travel 190 kilometers ? 
Options: a ) 3.5 gallons , b ) 2.7 gallons , c ) 5.7 gallons , d ) 4.75 gallons , e ) 7.5 gallons
Output: d
Input: Problem: a worker earns $ 20 on the first day and spends $ 15 on the second day . the worker earns $ 20 on the third day and spends $ 15 on the fourth day . if this pattern continues , on which day will the worker first reach a net total of $ 90 ? 
Options: a ) 28 , b ) 29 , c ) 31 , d ) 34 , e ) 36
Output: b
Input: Problem: a and b complete a work in 10 days . a alone can do it in 14 days . if both together can do the work in how many days ? 
Options: a ) 5.8 days , b ) 4.78 days , c ) 6.25 days , d ) 3.15 days , e ) 2.75 days
Output: a
Input: Problem: if 3 taps are opened together a tank is filled in 3 hrs . one of the taps alone can fill it in 10 hrs . and another in 15 hrs . in how many hours will the third tap fill it ? 
Options: a ) 7 hrs . , b ) 4 hrs . , c ) 5 hrs . , d ) 6 hrs . , e ) 8 hrs .
Output: d
Input: Problem: two trains , one from howrah to patna and the other from patna to howrah , start simultaneously . after they meet , the trains reach their destinations after 4 hours and 10 hours respectively . the ratio of their speeds is 
Options: a ) 4 : 9 , b ) 4 : 3 , c ) 4 : 12 , d ) 4 : 8 , e ) 5 : 2
Output: e
Input: Problem: a can finish a work in 18 days and b can do same work in half the time taken by a . then working together , what part of same work they can finish in a day 
Options: a ) 1 \ 5 , b ) 1 \ 6 , c ) 1 \ 7 , d ) 1 \ 8 , e ) 1 \ 9
Output: b
Input: Problem: a and b together can do a piece of work in 8 days . if a alone can do the same work in 20 days , then b alone can do the same work in ? 
Options: a ) 0.075 days , b ) 0.45 days , c ) 0.55 days , d ) 0.25 days , e ) 0.15 days
Output: a
Input: Problem: how many minutes is it before 12 noon if 20 minutes ago it was 3 times as many minutes after 9 am ? 
Options: a ) 40 , b ) 39 , c ) 42 , d ) 55 , e ) 29
Output: a
Input: Problem: two cars a and b start from boston and new york respectively simultaneously and travel towards each other at constant speeds along the same route . after meeting at a point between boston and new york the two cars a and b proceed to their respective destinations of new york and boston . car a reaches new york 100 minutes after the two cars have met and car b reaches boston 90 minutes after they have met . how long did car a take to cover the distance between boston and new york ? 
Options: a ) 1 hour , b ) 1 hour 10 minutes , c ) 2 hours 30 minutes , d ) 1 hour 40 minutes , e ) 2 hours 40 minutes
Output: e
Input: Problem: the ` ` racing magic ' ' takes 120 seconds to circle the racing track once . the ` ` charging bull ' ' makes 40 rounds of the track in an hour . if they left the starting point together , how many minutes will it take for them to meet at the starting point for the second time ? 
Options: a ) 3 , b ) 6 , c ) 9 , d ) 12 , e ) 15
Output: d
Input: Problem: a certain industrial loom weaves 0.126 meters of cloth every second . approximately how many seconds will it take for the loom to weave 15 meters of cloth ? 
Options: a ) 114 , b ) 115 , c ) 116 , d ) 117 , e ) 119
Output: e
Input: Problem: a 400 meter long train crosses a platform in 45 seconds while it crosses a signal pole in 30 seconds . what is the length of the platform ? 
Options: a ) 200 , b ) 400 , c ) 350 , d ) 1800 , e ) 45
Output: a
Input: Problem: a man can row upstream at 55 kmph and downstream at 65 kmph , and then find the speed of the man in still water ? 
Options: a ) 27 , b ) 70 , c ) 60 , d ) 80 , e ) 24
Output: c
Input: Problem: worker a takes 8 hours to do a job . worker b takes 10 hours to do a job . how long should it take both a and b , working together to do same job 
Options: a ) 49 , b ) 249 , c ) 349 , d ) 449 , e ) none of these
Output: d
Input: Problem: pipe a and pipe b fill water into a tank of capacity 1000 litres , at a rate of 200 l / min and 50 l / min . pipe c drains at a rate of 25 l / min . pipe a is open for 1 min and closed , then pipe b is open for 2 min and closed . further the pipe c is opened and drained for another 2 min . this process is repeated until the tank is filled . how long will it take to fill the tank ? 
Options: a ) 15 , b ) 17 , c ) 18 , d ) 56 , e ) 20
Output: e
Input: Problem: every day , the value of a stock rises by exactly two dollars in the morning , and then falls by exactly one dollar in the afternoon . if the stock ' s value at the start of the first day is $ 100 , on what day will the stock ' s value first reach $ 200 ? 
Options: a ) 50 , b ) 99 , c ) 100 , d ) 101 , e ) 200
Output: b
Input: Problem: if teena is driving at 55 miles per hour and is currently 7.5 miles behind poe , who is driving at 40 miles per hour in the same direction then in how many minutes will teena be 15 miles ahead of poe ? 
Options: a ) 15 , b ) 60 , c ) 75 , d ) 90 , e ) 105
Output: d
Input: Problem: how much time will a train of length 300 m moving at a speed of 72 kmph take to cross another train of length 500 m , moving at 36 kmph in the same direction ? 
Options: a ) 50 , b ) 80 , c ) 88 , d ) 76 , e ) 12
Output: b
Input: Problem: two trains are running in opposite directions in the same speed . the length of each train is 120 meter . if they cross each other in 16 seconds , the speed of each train ( in km / hr ) is 
Options: a ) 42 , b ) 27 , c ) 28 , d ) 20 , e ) 24
Output: b
Input: Problem: jim drove 768 miles of a 1200 miles journey . how many more miles does he need to drive to finish his journey ? 
Options: a ) 432 miles , b ) 651 miles , c ) 387 miles , d ) 954 miles , e ) 556 miles
Output: a
Input: Problem: the speed of a boat in still water is 8 kmph . if it can travel 1 km upstream in 1 hr , what time it would take to travel the same distance downstream ? 
Options: a ) 14 minutes , b ) 4 minutes , c ) 24 minutes , d ) 28 minutes , e ) 23 minutes
Output: b
Input: Problem: my grandson is about as many days as my son in weeks , and my grandson is as many months as i am in years . my grandson , my son and i together are 140 years . can you tell me my age in years ? 
Options: a ) 80 , b ) 90 , c ) 85 , d ) 84 , e ) 89
Output: d
Input: Problem: a train , 135 meters long travels at a speed of 45 km / hr crosses a bridge in 30 seconds . the length of the bridge is 
Options: a ) 270 m , b ) 245 m , c ) 235 m , d ) 220 m , e ) 240 m
Output: e
Input: Problem: find the cost of fencing around a circular field of diameter 34 m at the rate of rs . 2 a meter ? 
Options: a ) 215 , b ) 212 , c ) 278 , d ) 279 , e ) 222
Output: b
Input: Problem: a and b can do a work in 5 days and 10 days respectively . a starts the work and b joins him after 2 days . in how many days can they complete the remaining work ? 
Options: a ) 6 , b ) 2 , c ) 8 , d ) 9 , e ) 3
Output: b
Input: Problem: mary passed a certain gas station on a highway while traveling west at a constant speed of 40 miles per hour . then , 15 minutes later , paul passed the same gas station while traveling west at a constant speed of 60 miles per hour . if both drivers maintained their speeds and both remained on the highway for at least 2 hours , how long after he passed the gas station did paul catch up with mary ? 
Options: a ) 1 / 2 , b ) 2 , c ) 1 , d ) 4 , e ) 5
Output: a
Input: Problem: a train passes a station platform in 35 sec and a man standing on the platform in 20 sec . if the speed of the train is 54 km / hr . what is the length of the platform ? 
Options: a ) 228 , b ) 240 , c ) 225 , d ) 166 , e ) 1811
Output: c
Input: Problem: a train covers a distance of 12 km in 10 min . if it takes 8 sec to pass a telegraph post , then the length of the train is ? 
Options: a ) 100 , b ) 110 , c ) 160 , d ) 130 , e ) 140
Output: c
Input: Problem: two pipes can fill the cistern in 10 hr and 12 hr respectively , while the third empty it in 25 hr . if all pipes are opened simultaneously , then the cistern will be filled in 
Options: a ) 7.5 hr , b ) 6.98 hr , c ) 8.5 hr , d ) 10 hr , e ) none of these
Output: b
Input: Problem: a bus travels from town a to town b . if the bus ' s speed is 50 km / hr , it will arrive in town b 42 min later than scheduled . if the bus increases its speed by 509509 m / sec , it will arrive in town b 30 min earlier than scheduled . find : a ) the distance between the two towns ; b ) the bus ' s scheduled time of arrival in b ; c ) the speed of the bus when it ' s on schedule . 
Options: a ) 60 , b ) 37 , c ) 26 , d ) 28 , e ) 11
Output: a
Input: Problem: the diameter of the driving wheel of a bus in 140 cm . how many revolutions per minute must the wheel make in order to keep a speed of 20 kmph ? 
Options: a ) 21.21 , b ) 20.25 , c ) 32.25 , d ) 75.75 , e ) 62.61
Output: d
Input: Problem: the length of the bridge , which a train 100 metres long and travelling at 45 km / hr can cross in 30 seconds , is : 
Options: a ) 230 , b ) 240 , c ) 245 , d ) 250 , e ) 275
Output: e
Input: Problem: maxwell leaves his home and walks toward brad ' s house . one hour later , brad leaves his home and runs toward maxwell ' s house . if the distance between their homes is 54 kilometers , maxwell ' s walking speed is 4 km / h , and brad ' s running speed is 6 km / h . what is the distance traveled by maxwell ? 
Options: a ) 16 , b ) 18 , c ) 20 , d ) 24 , e ) 30
Output: d