Answer:
b)$34.45
Step-by-step explanation:
Gratuity is similar to a service charge.
If the bill is $191.40, and gratitude of 18 percent will be added.
The actual gratitude amount that will be added will be equal to
18% of the $191.40 bill.
=18/100 x $191.40
=0.18 x 191.40
= $34.45