instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: the number of positive integer solutions for the equation x + y + z + t = 30 is
answer:
3654


question:
Problem: a car started running at a speed of 30 km / hr and the speed of the car was increased by 2 km / hr at the end of every hour . find the total distance covered by the car in the first 11 hours of the journey .
answer:
440 km


question:
Problem: the h . c . f of two numbers is 23 and the other two factors of their l . c . m are 14 and 15 . the larger of the two numbers is :
answer:

345