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

Problem: the average weight of 8 person ' s increases by 3 kg when a new person comes in place of one of them weighing 70 kg . what might be the weight of the new person ?
94 kg

Problem: carl is facing very difficult financial times and can only pay the interest on a $ 10,000 loan he has taken . the bank charges him a quarterly compound rate of 8 % . what is the approximate interest he pays annually ?
3500

Problem: a cycle is bought for rs . 1500 and sold for rs . 1620 , find the gain percent ?
8