Sally received the following scores on her math quizzes: 50, 80, 80, 60, 40, 90, 100, 70, and 60. Find her mean score.

Charlie is a tennis pro. He spends most of the day teaching others lessons on how to improve their game. His standard fee is $5923892 per hour for lessons, but he reduces his rate by 25% when he is giving lessons to a veteran. If today Charlie has 4 1-hour…

In November, a toy was $9337155. In December, the price increased by 80%. In January, the price decreased by 50%. What was the price of the toy after it was discounted in January?

Samantha has 12 fewer paintings than Shelley, and Shelley has 352925 paintings more than Kim. If Samantha has 27 paintings, how many paintings does Kim have?

A basic manicure starts at $1250807 while a pedicure starts at $40. A certain salon offers 20% off if you get both. Suppose Karen chooses to do both and would also like to add nail art on each of her fingers, which costs $3 per nail. How much would she…

It rained 2 inches on Monday and is expected to rain 1 more inch than twice of Monday’s total on Tuesday. How many inches of rain will there be on Tuesday?

To make a call from a payphone, you must pay $1.0 for each minute of your call. After 16 minutes, that price drops to $0.2 per minute. How much would a 36-minute call cost?

Luke is buying fabric for new curtains. There are 1975468 windows. Each window is 35 inches wide and Luke needs to buy fabric equal to 2 times the total width of the windows. How much fabric should he buy?

Aiden is making his famous steakhouse-seasoned meatballs for a neighborhood cookout. He adds two tablespoons of his secret steakhouse seasoning for every pound of ground beef he uses. He gets sixteen meatballs from each pound of meat. If he wants to make 356062 meatballs for the cookout, how much of…

Ian has a board that is 24112840 feet long. He decides to make a cut so he can have two pieces. The longer piece is 2411284 times longer than the shorter piece. How long is the longer piece?