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A slice of pumpkin pie and a cup of
coffee cost $1.10. The pumpkin pie
costs one dollar more than the coffee.
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How much is the cup of coffee?
One dollar more than 10 cents is $1.10. If the cup of coffee was 10 cents, the pie would have to be $1.10, totaling $1.20
One dollar more than 5 cents is $1.05. So the pie has to cost $1.05 and the coffee costs 5 cents, totaling $1.10.
A. 5 cents
B 10 cents
C 15 cents