Inactive Tutor answered • 04/11/18
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Assuming Enrique uses the shampoo at the same rate, it should last 18/12 times as long.
(18/12)(16 weeks) = ? weeks
Michelle T.
asked • 04/11/18I need help with my math homework
A 12oz bottle of shampoo last Enrique 16 weeks. How long would you expect an 18oz bottle of the same brand to last him?
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2 Answers By Expert Tutors
12/16 = 18/w
Cross multiply.
12w = 288
w = 24
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