SOLUTION: it takes 12 cinder blocks to make 3 steps. how many does it take to make 8 steps?

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Question 401291: it takes 12 cinder blocks to make 3 steps. how many does it take to make 8 steps?
Answer by algebrahouse.com(1659) About Me  (Show Source):
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It takes 12 cinder blocks to make 3 steps. how many does it take to make 8 steps?

Set up a proportion:
12 blocks / 3 steps = x blocks / 8 steps
3x = 12(8) {cross-multiplied}
3x = 96 {multiplied 12 by 8}
x = 32 {divided both sides by 3}

It takes 32 blocks to make 8 steps.
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