Question

A 9-pound bag of barley costs $47.52. What is the price per ounce?
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Answer 1

$0.33 per ounce

Explanation:

There are 16 ounces to a pound

So 9 lbs = 9 x 16 = 144 ounces

Since 144 ounces cost $47.52 each ounce must cost
47.52/144 = $0.33