TASK DEFINITION: The task is to generate the correct answer for a given math problem.
PROBLEM: Problem: a train crosses a bridge of length 200 m in 10 seconds and a lamp post on the bridge in 5 seconds . what is the length of the train in metres ?

SOLUTION: 200 m

PROBLEM: Problem: the sum of all the digits of the integers from 18 to 21 inclusive is 24 ( 1 + 8 + 1 + 9 + 2 + 0 + 2 + 1 = 24 ) . what is the sum t of all the digits of the integers from 0 to 99 inclusive ?

SOLUTION: 900

PROBLEM: Problem: . in digging a pond 20 m * 10 m * 5 m the volumes of the soil extracted will be ?

SOLUTION:
1000