Erika calculated that she would spend $115 on school supplies this year. She actually spent $82.50 on school supplies. What is Erika's percent of error?

What's the surface area of a right prism

Wat is the solution showing work to y = 6x y = 5x+7

Anna bought a sweater at 40% off the original price. If she paid $12, what was the original price of the sweater?

16 2/3% into a fraction in simplest form

Mike drank more than half the juice in his glass. what fraction of the juice could Mike have drunk?

Every month $40 is withdrawn from Toms savings account to pay for his gym membership. He has enough savings to withdrawn no more than $360. For how many months can Tom pay for his gym membership?

The number of people waiting in a line to buy tickets x minutes after a ticket booth opened is given by the expression 70-5x . What does the value 70 represent? A. the total number of tickets available B.

I have 30 ones, 82 thousnads, 4 hundred thousands, 60 tens and 100 hundreds. what am I?

A pair of shoes usually sells for $66. If the shoes are 40% off, and sales tax is 7%, what is the total price of the shoes, including tax?

The ordered pairs (0,0) (1,4) (2,16) (3,36) (4,64) represent a function. What is a rule that represents this function?