Question

Tara and her friends go to lunch to celebrate her birthday. Their bill is $100. Tara and her friends want to tip the waiter 20%. What will be the total cost of their bill including the tip?

Answer 1

Total cost including tip

Total cost = 100 + 100*20%

___________________

Can you see the updates?

____________________

20% = 0.2

Total cost = 100( 1 + 0.2)

= 120

_____________________

Please tell me if you have any questions about the solution