a video store sells about 150 DVDs a week at a price of $20 each. the owner estimates that for each $1 decrease in price, about 25 more DVDs will be sold each week. how can the owner maximize weekly revenue?

Determine which ratio forms a proportion with 12/7 by using cross products13. Which ratios can form a proportion? A. 9/45, 8/40 B. 8/12, 12/21 C. 8/12, 12/15 D. 9/22, 14/28

What's one way to check your answer to 5x6=30?

Classify (√2-√2) whole sq. as rational or irrational

Whats the answer to this Solve x3 = 27

Simplify the expression (25m^4) ^-1/2

What is bigger - 3/4 or - 1

which of the following describes how to translate the graph y = |x| to obtain the graph of y = |x-1| - 1

Which statement best demonstrates why the following is a non-example of a polynomial? 33 y squared all over x squared - 62y2xz - 35z2y2 The expression has a variable raised to a negative exponent. The expression has a negative coefficient.

Write the comparison as a ratio in the simplest form using a colon. 8 pounds to 10 pounds .

The Yoon family's monthly budget allowed them to spend $175 for personal expenses. To prepare for an upcoming camping trip in June, their personal spending totaled $455. By how much did they exceed their budget that month?