Restaurant Calculator

Here is a longer program. It asks the user for the total restaurant bill before tax. Then it asks for the amount of tax. Finally it calculates and prints the amount of money to pay including a 15% tip. The tip is calculated on the total before tax.

' Restaurant Bill calculator
'
PRINT "Enter the total before tax:"
INPUT TOTAL

PRINT "Enter the amount of tax:"
INPUT TAX

LET TIP = TOTAL * 0.15
PRINT "Please pay:", TOTAL + TAX + TIP
END