If a scientist mixed 20% saline solution with 70% saline solution to get 10 gallons of 30% saline solution, how many gallons of 20% and 70% solutions were mixed?

What is 83% of £408?

X + 5 times X + 5 equals 49 what is the value of X

A painter mixed 1 3 quart of red paint with 2 3 blue paint to make purple paint. 1 1 3 1 3 1 3 How much purple paint did the painter make? The painter made quart of purple paint.

Completely factor the polynomial, if possible. - 27x2 + 36x - 12

Typically blood fully circulates through the human body eight times each minute how many times does blood circulate through the body in one hour

What is a solution I forgot the inequality M > 13/6

Find a polar equation of the form r=f (θ) for the curve represented by the cartesian equation x=-y2.

How can you solve a discount percentage the easiest

What is the median score?

Which translation transformed the parent function, f (x), to g (x) ? a translation right 2 units a translation left 2 units a translation up 2 units a translation down 2 unit