In seawater there is 5% of salt. How many liters of fresh water do you need to add to 30 liters of seawater to get a 1.5% solution of salt?

Explain why the amount of money in the account at the end of t years is given by the formula: P = P0 (1 + r/n) ^nt

Use natural logarithms to solve the equation. Round to the nearest thousandth. 3e^2x+2=28 A. 1.0797 B. 0.4689 C. 0.9261 D. 2.1595

At a middle school, 39% of the students jog and 35% of the student do aerobic exercise. One out of every five students who do aerobic exercise also jogs.

Change 3/2 to a mixed number

Betty picks 4 random marbles from a bowl containing 3 white, 4 yellow, and 5 blue marbles. the probability that exactly 1 of the 4 marbles drawn is blue is. the probability that at least 1 of the 4 marbles drawn is white is.

Micah is buying items for a birthday party. If he wants to have the same amount of each item, what is the least number of packages of cups he needs to buy?

Identify the like terms and terms 1.4c + 11.4 - 2c - 7.3c =

Factor the following quadratics 1) w^2 + 18w + 77 2) x^2 - x - 42

How do you write 1:3 as a fraction

A cylinder has an 18-inch diameter and is 15 inches tall. It is filled to the top with water. A 6-inch-diameter ball is placed within the cylinder, and then the cylinder is filled with water.