Tony earns $7 and saves $2. When he earns $10, he saves $5. When he earns $49, he saves $44. Write an expression for the amount Tony saves each time he earns money.

Lincoln had 2 books in his backpack. One book had a mass of 3 pounds 7 ounces, and the other book had a mass of 2 pounds 10 ounces. What was the total mass in ounces of the books?

A theme park ride has a ride that is located in a sphere. The ride goes around the widest circle of the sphere which has a circumference of 521.24 yd. What is the surface area of the sphere? Use 3.14

What is the area of a square with the side length pq?

How many, and what type of, solutions does 3x2-x-5=0 have? 1 rational solution 2 irrational solutions 2 rational solutions 2 nonreal solutions

A total of 417 tickets were sold for the school play. They were either adult tickets or student tickets. The number of student tickets sold was two times the number of adult tickets sold. How many adult tickets were sold?

What two decimals equivalent to 4.200

Macy's department stores markup men's cologne 63% on cost for an 8 ounce bottle. A bottle of cologne costs Macy $23.00. What is the selling price for the 8 ounce bottle

Simplify. 73+3 (23-13) 2

Round 54,238 to the nearest ten thousand

Find the price of one candy bar if ten candy bars cost $40