You are given a math word problem and you are supposed to make use of mathematical concepts like probability, combinatorics, linear equations, sequences/series, or simple operators like addition, subtraction, division, or multiplication to answer the given question. Choose the best option from the 5 given options and report that option.

[Q]: Question: Total dinning bill for 8 people was $211.00.If they add 15% tip and divided the bill evenly ,approximate.What was each persons find share

 Option A: $30.14

 Option B: 45.14

 Option C: 34.66

 Option D: 32.29

 Option E: 30.33
[A]: Option E


[Q]: Question: Two trains are moving at 60 kmph and 70 kmph in opposite directions. Their lengths are 150 m and 100 m respectively. The time they will take to pass each other completely is?

 Option A: 5 sec

 Option B: 6 sec

 Option C: 7 sec

 Option D: 8 sec

 Option E: 9 sec
[A]: Option C


[Q]: Question: A boat travels 40 km downstream in 8 hours and 24 km upstream in 12 hours. Find the speed of the boat in still water and the speed of the water current.

 Option A: 8 km/hr, 1 km/hr

 Option B: 3.5 km/hr, 1.5 km/hr

 Option C: 1 km/hr, 6 km/hr

 Option D: 2 km/hr, 1 km/hr

 Option E: 4 km/hr, 1 km/hr
[A]:
Option B