A family eats at a restaurant. The bill is $42. The family leaves a tip and spends $49.77.
How much was the tip in dollars?
How much was the tip as a percentage of the bill?
Round your answer to the nearest tenth.

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Answer:

Step-by-step explanation:

How much was the tip in dollars? $7.77

How much was the tip as a percentage of the bill? 18.5%