Question

The fraction giving terminating d.e is
5/6
9/14
5/18
7/20

Answer 1

your answer is 7/20. This is because in that denominator is 2²x5^1. hence it is of the form 2^n * 5^m

Answer 2

7/20

because its denominator is in the form 2^n5^m

here, 2^2×5