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

Input: Consider Input: Problem: in the first 20 overs of a cricket game , the run rate was only 4.8 . what should be the run rate in the remaining 30 overs to reach the target of 302 runs ?

Output: 6.87

Input: Consider Input: Problem: 30 pens and 75 pencils were purchased for 750 . if the average price of a pencil was 2.00 , find the average price of a pen .

Output: 20

Input: Consider Input: Problem: a vendor bought toffees at 6 for a rupee . how many for a rupee must he sell to gain 30 % ?
Output: 15 /