Question

Gabriel is making a mixture of compost and soil to use for a special plant. He wants his final mix to be 2 parts compost to 6 parts potting soil. He wants to end up with 6 kilograms of mix. How many kilograms of compost should Gabriel use?

Answer 1

2+6=8

8 units

6/8=3/4=0.75 per unit

2 times 0.75=1.5
6 times 0.75=4.5


2 parts compost so 1.5kg compost