An item costs $320 before tax, and the sales tax is $22.40. Find the sales tax rate. Write your answer as a percentage.

80 centimeters off a 1.5 meters board

What is a 401 (k) plan?

What is 8.05 x 10^8 - 9.16 x 10^6

A pattern for 1 1 uniform uses 12 12 yards of material. Boleslaw wants to know how many yards are needed for 8 8 uniforms. Chantal wants to know how many yards she will need to make 15 15 uniforms.

Antoine and three friends divide some pennies evenly among themselves. Each friend separates his pennies into three equal stack with five pennies in each stack. Write a multiplication sentence that shows the total number of pennies.

A 13.9 gallon gas tank is 4/5 full. How many gallons will it take to fill the tank?

Which value is equivalent to x-7/7-x A) - 7 B) - 1 C) 1 D) 7

What is the complete factorization of the polynomial below x^3-4x^2+x-4? A. (x-4) (x+i) (x-1) B. (x+4) (x+i) (x-i) C. (x+4) (x-i) (x-i) D. (x-4) (x-i) (x-i)

10/21 divided by (-15/7)

Chris and 3 friends shared 3/4 of a bag of popcorn equally. How much popcorn did each person get?