TASK DEFINITION: The task is to generate the correct answer for a given math problem.
PROBLEM: Problem: if one - third of one - fourth of a number is 18 , then 3 - tenth of that number is : a . 35

SOLUTION: 64.8

PROBLEM: Problem: a , b and c start a business each investing 20,000 . after 6 months a withdrew 5000 , b withdrew 4000 and c invests 6000 more . at the end of the year , a total profit of 67,600 was recorded . find the share of b .

SOLUTION: 21,600

PROBLEM: Problem: find value for x from below equation ? x + 1 = - 3

SOLUTION:
- 4