Which relation is a function?

A.

{ (8, - 1), (2, - 1), (3, 8), (2, 5}

B.

{ (7, 12), (1, - 5), (3, - 10), (2, - 5) }

C.

{ (-3, 4), (-2, 5), (0, 9), (0, 12) }

D.

{ (1, 2), (1, 5), (1, - 1), (1, 4) }

Complete the statement below by typing always, sometimes or never in the space provided. Type only lowercase letters and do not include spaces in your answer. A function is ___ a relation.

Which type of cause and effect graphic organizer would be best to identify why we use gasoline in our cars today and what we might use as fuel in the future? a. Timeline b. Flow chart c. Both of these d. None of these

You are a teacher at a summer camp. You want the same number of campers in each cabin. You find that there can be 6 or 8 cabins. What is the least number of campers that can be placed into either 6 or 8 cabins?

A water fountain dispenses 8 cups of water per minute. Find this rate in pints per minute.

What is the ratio for Tan (X) ? X 35 21 N 28 Y

Over a two-hour time period, a snail moved 72 inches. How far is this in yards?

Which of the following is a composite number? A. 31 B. 63 C. 61 D. 13

The vertices of ΔABC are A (1,-2), B (1,1), and C (5,-2). Which could be the side lengths of a triangle that is similar but not congruent to ΔABC?

What is the solution of the system? Use the substitution method. 3x+2y=11 x-2=-4y

At what rate is a car traveling, if it goes 157.5 miles in 2.5 hours? 15 miles per hour 63 miles per hour 73 miles per hour 393.75 miles per hour