Kimberly uses 1 cup of walnuts for every 2 cups of raisins when making trail mix. How many cups of walnuts will she need if she uses 8 cups of raisins.

4 answers

Set this up as a ratio:

for every 1 cup of walnuts, she needs 2 cups of raisings :

1/2

so now how much cups of walnut does she need for 8 cups of raising

1/2 = x / 8

solve for x
The answer is

4cups/8cups

Or 4 for 8
the answer is:

4 cups
4 cups