Question

Which one of the following is a rational numbers?( a)root225(b)51/2(c)1.010010001....?

Answer 1

Answer:

a.) root 225

b.) 51/2

Step-by-step explanation:

We know that rational numbers has terminating decimal expansions or non-terminating decimal expansions.

Therefore root 225 = 15

And 51/2 = 25.5

Therefore, these 2 are the rational numbers.