What is 15 is what percent of 25?

15 is 60% of 25.

Here's how we can calculate this:

To find what percentage one number is of another, we use the formula:

(Part / Whole) * 100 = Percentage

In this case:

• Part = 15
• Whole = 25

So, (15 / 25) * 100 = 0.6 * 100 = 60%

Therefore, 15 is 60% of 25. This involves the concepts of a percentage calculation and understanding ratios.