keyona0323 keyona0323

07-01-2016
Mathematics

contestada

A used bookstore will trade 2 of its books for 3 of yours if Val brings in 18 books to trade how many books can she get from the store

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Billymkhoi Billymkhoi

07-01-2016

We have an equation: ?/18 = 2/3

Cross multiply:
3*? = 2*18
⇒ ?= 2*18/3= 12.

Val can get 12 books from the store~

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