How much water must be added to 10 gallons of solution that is 20% alcohol to dilute it to a solution that is only 5% alcohol?

A boat travels 30 miles north, 20 miles east and 40 miles northeast. What is the angle of rotation of the boats direction from the start to the end? (say how u got the answer)

The graph represents a distribution of data. What is the mean of the data? 35 40 45 50 55 60 65 X

Find the range of the function. f (x) = (x + 5) 2 + 8

What is a transformation?

Simplify the given equation. 5x + 2 (x - 3) = - 2 (x - 1) 7x-3 = - 2x-1 7x - 6 = - 2x + 2 7x-6=-2x-2

Diane worked 18 hours each week during the summer. She worked a total of 8 weeks and earned $9 an hour. How much money did Diane earn during the summer?

Which table shows equivalent measurements

What is the simplified value of the exponential expression 27^ 1/3

An alloy of tin is 15% tin and weighs 20 pounds. A second alloy is 10% tin How many pounds of the second alloy must be added to the first to get a 12% muture? 500

For what value of m is the equation true? X^2-6x+5=m + (x-3) - 6