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Arithmetic
Question

4. If you bought a book for \( \$ 12 \) and a CD f...

4. If you bought a book for \( \$ 12 \) and a CD for \( \$ 9 \) how much money would you get back if you gave the clerk \( \$ 40 ?\) 

\(\$ 31 \) 

\( \$ 19 \) 

\(\$ 28\)

\( \$ 21\) 

Answer

$19

Solution
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