instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: excluding stoppages , the speed of the bus is 54 kmph and including stoppages , it is 36 kmph . for how many minutes does the bus stop per hr
answer:
20 mi


question:
Problem: the sum of ages of 5 children born 1 years different each is 30 years . what is the age of the elder child ?
answer:
8


question:
Problem: 13 buckets of water fill a tank when the capacity of each bucket is 42 litres . how many buckets will be needed to fill the same tank , if the capacity of each bucket is 6 litres ?
answer:

91