Question: In a town, there is a multi-story parking lot, which has room for 425 cars. The parking lot has 5 levels, each of the same size. How many more cars can one level fit if there are already 23 parked cars on that level?
Answer: When all levels are empty, each level can fit 425 / 5 = 85 cars. When there are already 23 parked cars on a level, there is still a place for 85 - 23 = 62 cars. The answer is 62.
[Question]Jack wants to send thank you cards to everyone who got him a gift for his wedding. He sent out 200 invitations. 90% of people RSVPed but only 80% of people who RSVPed actually showed up. Then 10 people who showed up didn't get a gift. How many thank you cards does he need?
[Answer]He got 200 * .9 = 180 RSVP. Of those only 180 * .8 = 144 people showed up. So only 144 - 10 = 134 got him gifts and hence need thank you cards. The answer is 134.
Q: Last year, Peter organized a Fun Run for his community project and 200 people signed up. Forty people did not show up to run. This year, there will be twice as many runners as last year. How many people will run this year?
A: There were 200 - 40 = 160 runners last year. Therefore, there will be 2 x 160 = 320 runners this year. The answer is 320.
Question: A play was held in an auditorium and its ticket costs $10. An auditorium has 20 rows and each row has 10 seats. If only 3/4 of the seats were sold, how much was earned from the play?
Answer: There are 20 x 10 = 200 seats in the auditorium. Only 200 x 3 / 4 = 150 seats were sold. Hence, the earnings from the play is $10 x 150 = $1500. The answer is 1500.
[Question]Mary only has 8 screws on hand and needs to buy 2 times more to fix her sink. When she is beginning repairs, she has to split the screws into four sections. How many are in each pile?
[Answer]Mary originally had 8 screws, then went to buy twice more screws and ended up with 8 + (8 * 2) = 24 of them. She then split them into four piles of 24 / 4 = 6. The answer is 6.
[Question]A one-year subscription to a newspaper is offered with a 45% discount. How much does the discounted subscription cost if a subscription normally costs $80?
[Answer]
We calculate first the discount: 80 * 45 / 100 = $36. So, the discounted subscription amounts to 80 36 = $44. The answer is 44.