Forty percent of the cost of a matress is the same as one-half the cost of the dress decreased by $30. what is the cost of the mattress?

X + 4y = 0 16y = - 4x What is the solution to the system?

Using the information given, calculate a grade to the nearest whole percent. The "rise" is 525 feet. If the scale on the map showed the "run" on the west side is 800 feet.

Calculate the mean, median, and mode of the following set of data. Round to the nearest tenth. 7, 3, 2, 1, 13, 8, 1, 5, 14, 11, 15

An online weather report says the is between 40° and 50° when it is really 54.4° outside. which of the following is true: A. The weather report is both accurate and precise B. the weather report is accurate but no precise C.

260/500 in simplest form

The produce place sells cranberries in bulk for $2.40 a pound. The store also sells and 8 ounce package for $1.50. Which is the better buy? Show all work!

A pump discharges 278 gallons of water in 3.5 minutes. How long would it take to empty a container with 750 gallons? Round up to the nearest minute

Round these numbers to the nearesth hundredth~ 1. 0.285 2. 0.116 3. 0.709 4. 0.563

By what percent is 70 less than 200

Stefan has been given two segments and the measure of an angle between them. He is trying to construct a congruent triangle. He has just finished one of the steps of the construction. Which step has he just finished?