William went to the grocery store and bought 8 lbs of ground beef at a discounted price. he gave the cashier two 20 dollar bills, and she gave him $7.12 in change. what was the price per pound of ground beef?

What is the order of magnitude for the number of liters in a large bottle of soda served at a party

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Which statement best explains why ben uses the width hi to create the arc at j from point k