If P (x) = 8 + 7x - 10x² represents the profit in selling a thousand Boombotix speakers, how

many speakers should be sold to maximize profit?

If a worker currently makes $425.00 per week what is the gross amount theyll earn if theywork every week of the year

The power of (-7) 4 is negative. True False

Mr Hayes sold 7/9 of a crate of grapefruit. He sold 3/5 of another crate of grapefruit. How many crates of grapefruit did mr Hayes sell in all?

The growth of an island in a seaward direction may be modeled as 8y+2 cm, where y represents the number of years that the lava flows. An island has expanded 60 cm seaward. How long has the lava flowed

1/3 + r = 5/6 I'm so confused

For f (x) = 4x+1 and g (x) = x squared - 5, find (f-g) (x)

Henry rented a truck for one day. There was a base fee of $17.95, and there was an additional charge of 71 cents for each mile driven. Henry had to pay $144.33 when he returned the truck. For how many miles did he drive the truck?

Willow is starting a big business for her class. A bake sale! Rachel, Lana, Sara, and Josephine are also participating! Rachel needs 1/2 more cups of yeast to make the challah. Lana needs 1 1/2 cups more flour to make the fortune cookies.

Determine which answer is reasonable to 4.8 times 9.2 A. 14 B. 45.36 C. 432 D. 470.4

Tia was flying her model airplane. it took the airplane 5 seconds to go 90 feet. what was the average rate of speed of the model airplane, in feet per second?