Question

Isabel, vanessa, and Tony went to lunch at friendly's. they order meals that cost $8.95, $9.15 and $6.90. the girls used a 20% off coupon their meals and then calculated a 15% tip. how much money did the girls spend?

Answer 1

`\begin{gathered} =(8.95)+(9.15) \\ =18.1 \\ \text{Now 20\% discount ,} \\ =0.80*18.1 \\ =14.48 \\ \text{plus 15\% tip,} \\ =1.15*14.48 \\ =16.65\text{ \$} \end{gathered}`

Hence, the girls paid $16.65.