tell me the answer

5.55

Multiply your dinner or amount by what you want to tip. (i.e. Dinner was 58.60 and you want to tip 20%) ---------> (58.60 x .20) = 11.72 dollar tip

$37 dinner 15% tip

15/100 x $37 =$5.55 the amount of thr tip

$5.55 + $37.00 =$42.55 total bill of dinner.