How to calculate how many times greater a number is?

To find how many times greater a number a is than b, we divide a by b, thus, to calculate how many times greater a number is, we use a division operation.

Comparison of numbers:

To find how many times greater a number a is than b, we compare them, that is, using division.

An example:

Generally, we have that a/b = c means that a is c times greater than a.

A similar problem is given at link

you probably already have the answer but anyways it's b. 15.0

step-by-step explanation:

but which class are u may know that first