The Martinez family picked 3 1/2 lb of apples. Ana picked 1/4 of those apples. How many pounds of apples did Ana pick?

27 is what percent of 108? 27 is % of 108

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase

Calculate the average rate of change over the interval [1, 3] for the following function. f(x)=4(5)^x a. -260 b. 260 c. 240 d. -240