instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: find compound interest on $ 10000 at 15 % per annum for 2 years 4 months , compounded annually .
answer:
3886.25


question:
Problem: if p / q = 3 / 11 , then 2 p + q = ?
answer:
17


question:
Problem: 18 business executives and 7 chairmen meet at a conference . if each business executive shakes the hand of every other business executive and every chairman once , and each chairman shakes the hand of each of the business executives but not the other chairmen , how many handshakes would take place ?
answer:

279