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.

[EX Q]: Question: Q is as much younger than R as he is older than T. If the sum of the ages of R and T is 50 years, what is definitely the difference between R and Q's age?

Option A: 23

Option B: 28

Option C: 25

Option D: 19

Option E: 11
[EX A]: Option C

[EX Q]: Question: If W is an integer greater than 6, which of the following must be divisible by 3?

Option A: W(W+1

Option B: N(N+2

Option C: N(N+3

Option D: N(N+4

Option E: N(N+5
[EX A]: Option A

[EX Q]: Question: If a motorist had driven 1 hour longer on a certain day and at an average rate of 4 miles per hour faster, he would have covered 70 more miles than he actually did. How many more miles would he have covered than he actually did if he had driven 2 hours longer and at an average rate of 10 miles per hour faster on that day?

Option A: 100

Option B: 120

Option C: 140

Option D: 150

Option E: 160
[EX A]:
Option C