On a English exam two students received a score of 90, five students received 85, seven students received 75, and one student received 55. What was the average score on this exam.

Solve 2/5 (x - 1/2) = 0.25 (x + 8)

If you place a 26-foot ladder against the top of a 10-foot building, how many feet will the bottom of the ladder be from the bottom of the building?

Jamie bought 5/8 pound of wheat flour. He also bought 2/8 pound of white flour. How much flour did he buy?

Pamela what to split a collection of pencils into groups of 97. Pamela has 9603 pencils how many groups will be created

8. Find the constant of variation k for the direct variation. 2x + y = 0 ºk- k = 3

Over which interval is the graph of f (x) = -x^2+3x+8 increasing

Does 0.15>0.105 yes or no

22x - y = - 23 (equation 1) 11x + 12y = 1 (equation 2) To find the value of x, you need to substitute in equation 2. The value of x is.

It took Miguel 7 mins 38 secs to run one mile. It took Jorja 9mins 13 secs to run one mile. How many more seconds did it take to run one mile than Miguel

Each dimension of a parallelogram is multiplied by a positive number n. Write an expression for the area of the new parallelogram. Let b represent the base and h represent the height of the original parallelogram.