instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: ( 935421 x 625 ) = ?
answer:
584638125

question:
Problem: a number x is 5 times another number y . the percentage that y is less than x is
answer:
80 %

question:
Problem: a train which has 430 m long , is running 45 kmph . in what time will it cross a person moving at 9 kmph in same direction ?
answer:
43 sec