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 10 parts potting soil. He wants to end up with 12 kilograms of mix. How many kilograms of compost should Gabriel use?

Question

Chase Berg

Mathematics

9 July, 20:14

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 10 parts potting soil. He wants to end up with 12 kilograms of mix. How many kilograms of compost should Gabriel use?

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Answers (1)

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Joslyn Nguyen · Answer 1

Since the ratio is 2:10 the total must be a multiple of twelve, and in this case is 12. So each part is 1/12 of the total or one.

So Gabriel needs to mix 2kg of compost with 10kg of potting soil.