Joseph's lunch at a restaurant costs $13.00, without tax. He leaves the waiter a tip of 17%
of the cost of the lunch, without tax. What is the total cost of the lunch, including the tip,
without tax?

A $2.21
B $10.79
C $13.17
D $15.21

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Factor and solve to find roots x squared -x - 90 =0

3. a sum of $2700 is to be given in the form of 63 prizes. if the prize is of either $100 or $25, find the number of prizes of each type.