2.5% of a number is 100. what is a number?

The number is 4000

Step-by-step explanation:

2.5% of a number. This means:

We know that this expression must be equal to 100 then:

Now we solve the equation for the variable x

Divide both sides of the equation by 0.025

none cuz there are no "following statements" regarding the question

step-by-step explanation:

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5