Multiple Choice In Mr. Mamer's math class, there are three times as many girls as boys. The girls' mean grade on a recent quiz was 90, and the boys' mean grade was 86. What was the mean grade for the entire class?

F. 88

G. 44

H. 89

J. 95

Use the quadratic formula to solve the equation. If necessary, round to the nearest hundredth. A rocket is launched from atop a 99-foot cliff with an initial velocity of 122 ft/s. a.

Is x-8 a factor of the function f (x) = - 2x^3+17x^2-64?

Calculate the area of a circle with a diameter of 6cm

The sum of three numbers is 95. The third is 3 times the second. The first number is 5 more than the second. What are the numbers?

If 2/3 ton of gravel covers 3/4 of a driveway, how many tons of gravel are required to cover the entire driveway?

If you evaluate the function rule y = 2x when x=-4, what will be your output?

Distributive 8 (4x+9)

3x - 8y = 1 6x + 5y = 12

Which is a shrink of an exponential growth function? a. f (x) = 1/3 (3) ^x b. f (x) = 3 (3) ^x c. f (x) = 1/3 (1/3) ^x d. f (x) = 3 (1/3) ^x

Pat and his friend rent an apartment together. Their total cost to move in included first months rent, last months rent and a security deposit of $600. If Pat paid a total of $1,050 to move in, how much is his share of the rent each month? a. $375 b.