Katie wants to buy a keyboard that costs $525 but is marked down 15% for a sale. She thinks she is only going to spend $78.75. Is she correct? Explain your reasoning.

1/3 x 1/5 in its simplest form

What is the growth factor of the exponential function represented by the table? 0.2 0.1 5 20

A hole was dug 238 feet deep for a fence post. The fence post is 6 feet long. How far above the ground will the fence post be when it is placed in the hole?

Factor completely x^2-11x+24 (x + 6) (x + 4) (x + 8) (x + 3) (x - 8) (x - 3) (x - 6) (x + 4)

1. Evaluate 30 - 2k for k = - 8.

3x^-4x-5) - 3 (5x^-2x+1)

Evaluate ab c for a = 2, b = 3, and c = 4.91027

Which of the following correctly expresses the number below in scientific notation? 0.00000765 A. 7.65 • 10-6 B. 7.65 • 10-7 C. 7.65 • 10-5 D. 76.5 • 10-7 E. 765 • 10-8 F. 765 • 10-6

A bowl of fruit punch is made by mixing 3 parts orange juice to 8 parts mango juice. How much mango juice needed to make 715 ml of fruit punch?

What does 4/9 - 2/3 equal