Question

A family eats at a restaurant. The bill is $42. The family leaves a tip and spends $49.77. How much was the tip as a percentage of the bill?

Answer 1

`\begin{gathered} \text{tip}=49.77-42=7.77 \\ \text{Percentage of the bill=}(7.77)/(42)=0.185 \end{gathered}`

Percentage of the bill = 0.185*100=18.5%