8^2 - 4 (-3) (-2) / 8-8^2 : 4

Find α cosine in the triangle. Choose 1 answer: (Choice A) 21/29 (Choice B) 21/20 (Choice C) 20/21 (Choice D) 20/29

Fred did 243 sit-ups in 9 minutes. Julio did 128 sit-ups in 4 minutes. Holly did 144 sit-ups in 9 minutes. Olivia did 60 sit-ups in 5 minutes. Who did the most sit-ups per minute?

Belinda started exercising 4 weeks ago. Since she started exercising, she had lost 1 1/2 kg a week. If Belinda was 120 pounds two weeks ago, how much does Belinda now weight?

Evaluate the expression.| (-12) 3 : (14) 2|

Samuel and Hayden solved the system of equations - 6x - 6y = - 6 and 7x + 7y = 7. Samuel says there are infinitely many solutions, but Hayden says the solution is (1,1). Explain who is correct.

A football field is sloped from the center toward the sides for drainage. The height h, in feet, of the field x feetfrom, the side, is given by h=-0. 00025x2 + 0 04x.

Cherie owes $6,230 on her Electronics Boutique credit card with a 20.4% interest rate. She owes $2,960 on her Miscellaneous Goods credit cards which has a 28.1% interest rate.

What is the next number in the sequence: 6, 11/2, 5, 9/2, 4

Eight laps of a pool is equal to one mile victor's swam 96 laps last week. How many miles good victors swim? The bar diagram to write solve and solve an equation.

Round 9.24 to the nearest whole number.