Question
Lucy bought 7 fiction books of the same kind during the National Day Sale. Joelle bought 3 of the same fiction books. Joelle also bought 3 cards at $2.10 each. Altogether, she spent $1.50 more than Lucy. What was the amount Joelle spent?
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Lucy bought 7 fiction books of the same kind during the National Day Sale. Joelle bought 3 of the same fiction books. Joelle also bought 3 cards at $2.10 each. Altogether, she spent $1.50 more than Lucy. What was the amount Joelle spent?