How many gallons of a 90% antifreeze solution must be mixed with 100 gallons of 30% antifreeze to get a mixture that is 80% antifreeze?

What is the fraction 18/24 reduced to its lowest terms? A. 18/24 B. 24/18 C. 3/4 D. 9/12

Wendy is paid $9 per hour and plans to work between 20 and 25 hours per week. indetify the independent and dependent quanity in the situation. find reasonable domain and range values

The quotient of a number and 2 is - 3?

How do I solve quadratic equations

A bag contains 3 red, 4 blue, and 6 yellow marbles. One marble is selected at a time, and once a marble is selected, it is replaced. Find each probability. P (red and yellow)

In the california state lottery, you must select six numbers from fifty-two numbers to win the big prize. the numbers do not have to be in a particular order. what is the probability that you will win the big prize if you buy one ticket?

28*12 what is the answer

A pack of cinnamon scented pencils sells for $9.00 what is the sales tax rate of the total cost of the pencils is $9.72

There are 5 fish in a tank 2 die how many are left

A convex heptagon has interior angels of 125, 155, 95, 135, 120, and 115. What is the measure of the 7th angle?