The task is to generate the correct answer for a given math problem.

Problem: what will be the percentage increase in the area of the cube ' s surface if each of the cube ' s edges grows by 20 % ?
44 %

Problem: set s contains exactly 10 numbers and has an average ( arithmetic mean ) of 6.2 . if one of the numbers in set s is increased by 7 , while all other numbers remain the same , what is the new average of set s ?
6.

Problem: the total age of a and b is 14 years more than the total age of b and c . c is how many years younger than a ?

14