Manuel took 2 2/5

hours to clean the den. He took 1 1/3

hours to clean the bathroom. How much longer did it take Manuelt

clean the den?

Brine is a solution of salt and water. If a tub contains 50 pounds of 5% solution of brine, how much water (to the nearest tenth lb.) must evaporate to change it to an 8% solution?

What is 199 times 199

The table shows a company's profit based on the number of pounds of food produced. Using the quadratic regression model, which is the best estimate of the profit when 350 pounds of food are produced? $5,150 $5,300 $10,150 $11,000

Solve for x 3/4 x + 5/8 = 4x

Assume body weight and height are related by the formula W=2H+13, where W represents weight in pounds and H represents height in inches. What is the weight in pounds of a person whose height is 5 feet 6 inches?

Grace and Max worked together on a math problem. they had a rectangle piece of paper that 14 inches long and 11 inches wide they where asked to cut this piece of paper into 1/8 inches wide strips using the length of paper how many 1/8 inches wide

If s (x) = 2 - x2 and t (x) = 3x, which value is equivalent to (s. t) (-7)

Kevin and his sister, katy, are trying to solve the system of equations. Keven thinks the new equation should be 3 (6x-1) + 2y=43, while katy thinks it should be 3x+2 (6x-1) = 43. Who is correct and why

If 4x=32 find the value of 35-5x

On Saturday, a local hamburger shop sold a combined total of 520 hamburgers and cheeseburgers. The number of cheeseburgers sold was three times the number of hamburgers sold. How many hamburgers were sold on Saturday