Rafa had a board that was 15 1/2 long. He cut three pieces off the board that are each 3 7/8 feet long. How much of the board is left?

Subtract the sum of 23p and 28p from £1.00.

The sum of two numbers is 13 and their difference is 3

How do you find the surface area of a prism? Is there a formula?

Which value from the list below, when substituted for x, would represent an acute triangle with side lengths x, x + 4, and 20? Assume that the longest side of the triangle is of length 20 units. 8 10 12 14

9x + 8y3 - 7 = 3y3 - 3 9x + 5y = 0

Miguel valdez sells appliances. he is paid an 8 percent commission on the first $2000 worth of sales, 10 percent on the next $2500, and 15 percent on all sales over $4500. what is his commission on $4910 worth of sales?

Rosa's work finding the median of a set of test scores is shown below. {80, 70, 90, 80, 90, 65, 100, 100, 90} 90 Which statement best describes Rosa's first error? O She should have reordered the elements from least to greatest.

Which transformation will be equivalent to rotating a figure 180 counterclockwise

The serving size for M& M's is 1/4 cup. The amount Goober ate was triple the serving size. If there are 2 1/4 cups per bag, how many cups of M& M's remain?

F (x) = 6x^2 + 6x + 12 (Solve by factoring.)