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PLS HELPPPP

Jessica was making chocolate cake. She needed 1 1/2 cups of coco powder to 2 cups of flour. If she has only 3 cups of flour, how many cups of coco powder will she need for the cake?

A 3 cups of coco

B 3/4 cups of coco

C 2 1/4 cups of coco

D 4 cups of coco

2 Answers

12 votes
C. 2 1/4 cups of coco. (Every cup of flour gets 3/4 C of coco) good luck
User Cxxl
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4.3k points
4 votes

Answer:

c = 2 1/4

Explanation

2 c of flour= 3/2 c of coco

3 c of flour = x??

cross multiply so

3/2×3÷2

3×3/2÷2

9/2÷2

key flip change (KFC)

9/2 × 1/2

9/4

CHANGE TO MIXED

2 1/4

User Holger Peine
by
4.5k points