there are 50 students in mary's class. 27 of them are boys. what percentage of mary's class are boys?

The average monthly mortgage payment including principal and interest is $982 in the united states. if the standard deviation is approximately $180 and the mortgage payments are approximately normally distributed, find the probability that a

Does anyone have a pineapple code for a dum dum

How many cups of sorbet are used in 8 cups of punch. Ginger ale = 40%. Orange juice=25%. Pineapple=20%. Sorbet=15%

Find the perimeter of a polygon whose side lengths are 5.5 ft, 4.59 ft, 2.21 ft, 6 ft, and 2.9 ft.

Highlighter pens cost $3.86 per set at an office supply store. Which equation can be used to determine the price, P, of n sets of these pens? n = 3.86P P = 3.86n

The scale on a map is 1:20000. The area of the lake on the map is 1.6 square centimetres. Calculate the actual area of the lake. Give your answer in square metres.

What is the average rate of change from x = - 1 to x=-3

Patricia has a 20% discount coupon for a jewelry store. She sees a new ring that she wants to buy. After the 20% discount was applied, Patricia paid $72 for the ring. What was the original price of the ring?

Simplify 36ab3/9ab2

If x=-7 and y=3x+2, then y equals what number?