Question

A bag has 20 marblesif 40% of the marbles are green, how many marbles are there?

Answer 1

Answer:

There are 20 marbles in the bag and 8 of them are green

Explanation:

We need to calculate 40% of 20 marbles, so:

$20\times40\text{ \% = 20}\times\frac{40}{100}=8$

Therefore, there are 20 marbles in the bag and 8 of them are green