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: The average weight of 10 person's increases by 4 kg when a new person comes in place of one of them weighing 70kg. What is the weight of the new person?

 Option A: 85

 Option B: 86.5

 Option C: 90

 Option D: 88.5

 Option E: 110
[A]: Option E


[Q]: Question: In a kilometer race, A beats B by 54 meters or 12 seconds. What time does A take to complete the race?

 Option A: 212

 Option B: 190

 Option C: 277

 Option D: 181

 Option E: 122
[A]: Option A


[Q]: Question: The lowest number which should be added to 11390 so that the sum is exactly divisible by 7, 9, 10 and 12 is:

 Option A: 1010

 Option B: 2210

 Option C: 1250

 Option D: 1210

 Option E: 1110
[A]:
Option D