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?

Helaine graphed the equation 12x - 4y = 3. What was the slope of Helaine's line

Simplify each expression (7-3) ^2 * (6-2) ^3 (7-3) ^2 divide (6-2) ^3 (2 * 5^3) divide (9-4) ^4 (3 * 4) ^2 divide (6 * 2) ^4

A covered water tank is in the shape of a cylinder the tank has 28 inch diameter and the high is 66 inches to the nearest square inch what is the surface area of the water tank

If 64 feet of rope weigh 20 pounds how much will 80 feet of the same type of rope weigh

Round the following numbers and estimate the product 52.84x28

Carlotta rolls a number cube with faces Isabeled 1-6. Tell whether each statement is True or False.

What is 2.35 • 2/3 = ?

Graph - 3/4 passing through (1,4)

Diagonals of a rhombus are 24cm and 10cm, find the side of the rhombus

How long a ladder must you have to reach the top of a 15-foot wall if the bottom of the ladder is placed 4 feet from the base of the wall? Round to the nearest tenth of afoot. 14.5 ft 15.5 ft 17.0 ft 19.0 ft