Suppose that 17 inches of wire costs 51 cents at the same rate, how many inches of wire can be bough | MathCelebrity Forum

Suppose that 17 inches of wire costs 51 cents at the same rate, how many inches of wire can be bough

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Suppose that 17 inches of wire costs 51 cents at the same rate, how many inches of wire can be bought for 42 cents?

Set up a proportion of inches of wire to cost, were w equals the inches of wire at 42 cents. We have:
17/51 = w/42

Type this proportion into our search engine, we get:
w = 14
 
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