What is the speed of a plane that travels at a rate of 520 mph against a wind of r mph?

Solve for x. -3x - 8 = 10 A) - 54 B) - 6 C) 6 D) 54

If two sets of test scores indicate that Score-Set X has a standard-deviation of 10.2, while Score-Set Y, on the same test, has a standard deviation of 8.4, what does this signify?

X and Y are continuous values, both measured to 2 significant figures. X=230 and Y=400. work out the greatest possible value of X/Y^2. (this is on an upper and lower bounds sheet)

Jayce volunteers for the local library. The librarian wants to find out whether the patrons prefer paperback books or e-books. Jayce cannot decide which method to use for polling the patrons.

The quotient of a number and 8 is 16

What is one extensive and one intensive property of marker ink?

Write an expression that will find the weight o

2. Vanessa wants to model how a car's maintenance costs change as the distance someone drives the car increases. What would be an appropriate unit for Vanessa's purpose? Miles/$ Gallons/Miles $/Miles $/Gallons

a population of rabbits triples every month the population starts with two rabbits how many rabbits are there in 3 months?

3. What is the x-coordinate of the vertex of y = 2 (x + 8) (x - 10) ?