Lily is making granola. She uses almonds, walnuts, and pecans in the ratio 4 : 3 : 8. Lily uses 40 ounces of pecans. A) find the weight of the walnuts. B) find the total weight of the granola

So 4 part almond

3 part walnut

8 part pecans

used 40 oz pecans

8 parts=40 oz

divide by 8

1 part=5 oz

weight of walnuts=3 parts

3 parts=3 times 5oz=15 oz

total weight=parts added=4+3+8=15 parts

15 times 5 oz=75 oz

A: 15 oz

B: 75 oz