How many primes are between 2^31 and 2^32? What is the approximate ratio of primes to

all numbers between 2^31 and 2^32?

At a baseball game, one lucky ticket holder will win an all-expense paid family vacation from one of the baseball team's corporate sponsors. There are 5,000 ticket holders at the game.

If x-1/3 = k and k = 3, what is the value of x?

How do you solve for the area of a regular polygon?

The height of a rectangle is 3 millimeters less than twice the width. Write an expression to represent the height of this rectangle in terms of the width, w.

A store is selling blank CDs in packages of 25 for $5. Write and solve a multiplication equation to find the cost of one blank CD.

List 3 values that would make this inequality true. Y-30<43

The expression below represents the cost, c, of an item that is on sale for 25% off. c-0.25c what equation is equivalent?

If an element has 8 electrons, how many of them will be in the 2nd energy level

Which ordered pair is the solution to the system of linear equations - 5x+y=26 and 2x-7y=16? (-4, 6) (6, - 4) (-4, - 6) (-6, - 4)

What is the mean of 104,20,8,104