5. Kassidy earned a grade of 85% on her multiple-choice science final

that had a total of 150 problems. How many problems on the final

exam did Kassidy answer correctly?

Solve x^2+8x-2=0 whats the solution to 2x^2+8x-20=0? whats the solution for a quadratic in vertex form? 0=2 (x-3) ^2-8

Apply the commutative property to 13 x 7 x 21 to rearrange the terms and still get the same solution. A. 13 + 7 + 21 B. (13 x 7) x 21 C. 12 x (7 x 21) D. 21 x 7 x 13

Moya records 6.75 minutes of an interview on one tape and 3.75 minutes of the interview on another tape. How long was the total interview?

Automobile motor oil is either synthetic or conventional. An experiment is to be conducted to determine whether the mileage before an oil change is needed is the same for both types of oil.

Kendra makes $8 per hour mowing lawns in the summer. Gas for the mower costs $16 and will last all summer. How many hours must she mow to earn at least $200?

What is the answer to 2/3 1/8 1/12?

Find the sum. Enter your answer in lowest terms. 7/20 + 3/9

What is the product? 4⋅ (-9) ⋅ (-3) ⋅ (-1) 1# - 108 2# - 81 3# 81 4# 108

If u know the standard form of the equation of a line, how can u find the slope of the line

What's the prime factorization of 105