Which relation is a function?

A.

{-2, 10), (-6, 10), (-2, 3) }

B.

{ (0, 3), (0, 9), (12, - 4) }

C.

{ (5, 5), (5, 9), (5, 15) }

D.

{ (-5, 1), (4, 9), (6, 10) }

Julio paid $9 for the pizza. He now has $26. How much money did he have before buying the pizza?

Which of the following best describes the total area of the exterior surface of a solid figure? A. Slant height B. Lateral area C. Base area D. Surface area

Which statement about the graph of y = - x2 + 3 is true?

A bag contains n counters. One counter is blue and the rest are red. Two counters are taken at random from the bag. a) Express, in terms of n, the probability that a counter of each colour is Give your answer as a fraction in its simplest form.

What is the mean of this data set? If necessary, round your answer to the nearest tenth. 12, 16, 22, 23, 34, 44, 46, 47, 48, 64, 67, 73, 83, 88, 89

Solve for w k=2b-5w/3k

A milkshake is 4 parts milk, 2 part banana, and 1 part protein powder. What percent is banana?

Mikas wants to bake 24 muffins for his birthday party. To bake six muffins, he needs two eggs. Eggs are sold in boxes of six. How many boxes does Mikas need to buy?

356.32 is 68% of what number?

Which statement is true about the similarity of two squares of different sizes ABCD and WXYZ? A) ABCD can be carried onto WXYZ using only dilation. B) ABCD can be carried onto WXYZ using only rotation.