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

[Q]: Problem: the s . i . on a certain sum of money for 2 years at 8 % per annum is half the c . i . on rs . 4000 for 2 years at 10 % per annum . the sum placed on s . i . is ?
[A]: 262


[Q]: Problem: what is the total number of integers between 10 and 50 that are divisible by 2 ?
[A]: 19


[Q]: Problem: the length of a rectangle is 3 times its width . if the width of the rectangle is 4 inches , what is the rectangle ' s area , in square inches ?
[A]:
48 square inches