Which number is a composite number

A. 1

B. 2

C. 7

D. 9

What are the prime factors for 45, 12, and 78

Find the slope of (2,3) and (6,7)

5hundredsx10 in unit form

A jar contains 5 red, 4 blue, and 3 yellow marbles. What is the probability of pulling a red marble, then pulling a blue marble, without replacement? Calculate to the nearest tenth. O 15.2 % O 13.9% 14% O 17.1%

The opposite of which number is closest to - 5? A) - 8 B) - 7 C) - 6 D) 7

Consider two congruent triangular prisms. Each rectangular face of prism A has a width of x + 2 and each rectangular face of prism B has a length of 2x + 1.

Flora needs 3/8 yard of blue ribbon and 2/8 yard of red ribbon to make a bow for a present she is wrapping. How much ribbon does flora need in all?

How is the divisibility rule for 7 more complicated then the rules for 2,3,5 and 10?

Mr. lopez baked 25 cookies. 4 fifths of the cookies were oatmeal. how many oatmeal cookies did mr. lopez bake?

What is the probability of getting two heads and two tails in four flips of a fair coin?