Mark’s food for lunch cost $12. the restaurant added a 5 percent sales tax, $0.60, to the bill. mark wants to pay a 20 percent tip on the total bill including sales tax. what is the amount of the tip? $2.28 $2.40 $2.52 $3.00

The amount of the tip is:

                          $ 2.52

The marked price of the lunch is: $ 12

Also, it is given that:

The restaurant added a 5 percent sales tax, $0.60, to the bill.

This means that the price of bill on adding the sales tax is:

$ 12+$ 0.60=$ 12.60

and Mark wants to pay a 20 percent tip on the total bill including sales tax.

Hence, the tip is calculated by:

Hence, the amount of the tip is:  $ 2.52