Find a rational number halfway between 3/8 and 4/9

63.92 divided by 9.4

what is the scietnific notation of 108,000,000? ... ?

Which of the following are factors of x² + 5x + 4? Choose all answers that apply: A) x + 1 B) x + 4 C) 2x + 5 D) x^2+5x

A shuffled deck of cards is placed face - down on the table. It contains three hearts cards, 8 diamonds cards, 5 clubs cards, and seven spades cards. What is the probability that the top cards are one of the hearts followed by one of the clubs?

What is the value of x in the diagram? A. 1/2 B. 4/21 C. 2 D. 4 (its a triangle where one side is divided into 9 and 4x-2 and the other side is divided into 12 and 3x+2) I believe that the fractions should be 9/4x+2 and 12/3x+2 for the cross

If f (x) = 4x2 and g (x) = 5x, what is g (f (2x)) ? A.) 100x^2 B.) 80x^2 C.) 20x^2 D.) 10x^2 E.) 16x^2

Tom and Lana were comparing their Halloween candy. Tom received 4 times as much candy as Lana received. Tom then split his candy evenly into 9 piles to eat later.

A paper airplane thrown off a balcony 60 feet above the ground descends at a rate of 2 feet per second. Select the inequality that represents the time, x, when the airplane will be less than 6 feet above the ground. A.-2x + 60 < 6 B. 2x + 60 < 6 C.

How many non-empty subsets of { 1, 2, 3, 4, 5, 6, 7, 8 } consist entirely of odd numbers?

What should be added to 8 to make the sum 0