Suppose that 19 inches of wire costs 76 cents.
At the same rate, how many inches of wire can be bought for 52 cents?

Question

Suppose that 19 inches of wire costs 76 cents.  At the same rate, how many inches of wire can be bought for 52 cents?

ngochoa · Answer

Answer:    1  3  inches of wire can be bought for 52 cents.       Step-by-step explanation:   → We can use proportion to solve:    frac{19  : inches}{76  : cents}  =   frac{x}{52  : cents}           frac{76x}{76}  =   frac{988}{76}         x = 13

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