Question

Evelyn is mixing light blue paint. The ratio of blue to white paint is 3:1. If Evelyn uses 6 parts blue paint. How much white paint does she need?

Answer 1

2 parts white paint

Explanation:

Blue : white

3 : 1

We use 6 parts blue

3 *2 =6

So multiply each part by 2

Blue : white

3*2 : 1*2

6 : 2

She uses 2 parts white paint