Jack's bill at a restaurant came to $52.31. He wants to leave a 15% tip. How much will the new total be, including tip?

Jordan's car used 4 gallons of gas to drive 78 miles. At what rate does his car use gas in miles per gallon? Express your answer in simplest form. Answer: (?) miles per gallon

Evaluate the expression 9P1

Change the fraction to a percent 3/20

Add or subtract. 7z2 - 2z4 - 2z2 - 5z4

You buy two tickets for a school raffle. If 437 tickets are sold, what is the probability that you will win the raffle? Write your answer as a percent rounded to the nearest thousandth of a percent.

A photo of a painting has a scale of 3 inches = 2 feet. If the photo is 7.5 inches long, how many feet long is the painting?

How many students will have to transfer from school a to Scooby for the ratios of students to classrooms at both schools to be the same? 480:16 and 192:12

Solve by elimination 10x-5y=-25 - 2x+2y=0

A die is rolled 20 times. find the probability of getting four 2's out of 20 attempts

In the data set below, what is the upper quartile? 62 42 18 42 66 42 67 89 88 14 87 59