You have 40 different books: 20 math books, 15 history books, and 5 geography books. in how many different ways can you put the 40 books in a row on a shelf?

A married couple agreed to continue bearing a new child until they get two boys, but not more than 4 children. Assuming that each time that a child is born, the probability that is a boy is 0.5 independent from all other times.

0.0028 in standard form

Below are two different functions, f (x) and g (x). What can be determined about their y-intercepts? f (x) = 4x - 1 x g (x) 1 3 4 6 7 9

The perimeter of a rectangle is 16 inches. The equation that represents the perimeter of the rectangle is, where l represents the length of the rectangle and w represents the width of the rectangle.

What is the sum of 2 numbers is 100 and their difference is 6?

Sam used 2 gallons of gas to drive 50 miles and 4 gallons of gas to drive 100 miles. Is this a proportional relationship? Explain your reasoning.

The quotient of a number and 5, less 10, is 3

Circle O is represented by the equation (x+7)

How many solutions does the equation 2 - 4x + 4 = 0 have

Tulio's plant 40 inches tall in May. InJune, it grew 3 inches. In July, it grew 4 times as much as it grew in june.