$36.80
Explanation:Cost of Uber ride = $32
Tip = 15%
[tex]\begin{gathered} \text{Tip Amount = }15\text{ \% }\times\text{ \$32} \\ \text{Tip Amount = 0.15 }\times\text{ \$32} \\ \text{Tip Amount = \$4.8} \end{gathered}[/tex][tex]\begin{gathered} \text{Total cost = cost of Uber ride + tip amount} \\ \text{Total cost = }32\text{ + \$4.8} \\ \text{Total cost = }36.8 \\ \\ \text{Total cost is \$36.80} \end{gathered}[/tex]