0.5

is 1/10 of what number

5

Step-by-step explanation:

5 x 1/10 = 5

0.5 is 1/10 of what number to 5.

To solve, we know that it is 1/10. To get a full, we must multiply by 10 to get 10/10. So we multiply, but we also multiply 0.5 by 10. Move the decimal place 1 to the right and get 5. Therefore, 5 is the answer.