Question

A student answered three questions on a 40-question test incorrectly. What percent did they answer correctly?

Answer 1

7.5%

Explanation:

`3/40` is equal to `30/400` which equals `7.5/100`
Another way to do this is `3/40` is equal to `0.75/10` which equals `7.5/100`
Using this, the answer would be 7.5%