How much pure acid should be mixed with 2 gallons of a 50% acid solution in order to get an 80% acid solution?

A line passes through (-2, - 3) and (4, - 6) what is the slope of the line?

A washer and a dryer cost 1021 combined. The washer costs 71 more than the dryer. What is the cost of the dryer?

300m of sand is dumped in a cone-shaped pile that covers 75.0m at the base. How high is the pile of sand

True or False: Before you start filling in the quadratic equation, you must set the equation equal to zero. True False

Sandra worked 6.2 hours on Wednesday, 5.5 hours on Thursday, and 3.5 hours on Friday. What is the mean number of hours she worked over the three day period, to the nearest hour?

14/8 as a mixed number

If each side of a regular pentagon equals 4 feet, what is its permiter

Classify the following triangle as acute, obtuse, or right. 30° 249 126

The function f (x) = x? has been translated 9 units up and 4 units to the right to form the function g (x). Which represents g (x) ? g (x) = (x + 9) 2 + g (x) = (x + 9) 2 - g (x) = (x - 4) 2 + • g (x) = (x + 4) 2 + 9

Joey and Alex have been assigned art projects. Joey plans on creating his piece on a square canvas that has 12 inch sides. Alex is going to use a rectangular canvas that has the same area as Joey's and one side of the canvas is 8 inches.