A scientist needs 15 liters of 25% acid solution for an experiment, but she only has a 10% solution and a 35% solution. How many liters of the 10% and the 35% solutions should mix to get the solution she needs?

Solve the system of equations algebraically. Verify your answer using the graph. y = 4x - 5 y = - 3 What is the solution to the system of equations? o (,-3) 10 (4,-3) | 0 (-3, ş)

When rounding to the nearest tenth what is 200 divided by 19.30

How is 4.3 x 10^-3 the answer to this question? A sample of air from a home is found to contain 6.2 ppm of carbon monoxide. This means that if the total pressure is 695 torr, then the partial pressure of CO is ... 4.3 x 10^-3.

What is x in the following equation - 3 (-4x-3) = 20

a swimmer swims 4/5 of a mile in 1/2 hour. at this rate how many miles can the swimmer swim in an hour

Bill is shopping for folder, notebook, and pencils for the first day of school. a notebook costs 4 times as much as a folder. a notebook costs 2 times as much as a set of pencils. each folder costs $ 2.

What is the slope of a line that is perpendicular to the line v=3/4 x-6

Mary has a number cube labeled 2,4,6,8,10, and 12. She will roll the cube 100 times. About how many times could Mary expect the number cube to land on 8?

Caleb has a piece of rectangular paper that is 12 inches wide by 16 inches long. He drew a straight line along the diagonal of the paper. What is the length of the line Caleb drew?

How to do slope intercept form word form?