Which of the following relations represent a function?

A. { (-1,-3), (3,2), (3,7) }

B.{ (-3,7), (3,-7), (3,7) }

C. { (-1,4), (-1,7), (3,5) }

D. { (-1,4), (2,7), (3,7) }

In October, Greg and Thomas had the same amount of money in their savings accounts. In November, Greg deposited $120 into his account. Thomas increased the money in his account by 20%.

Class starts at 8:30. it takes max 25 minutes to bicycle to school. at what time should he get to school if he wants to go 15 minutes early

Y varies directly with x, and y = 7 when x = 2. What is the value of x when y = 21?

Who made peanut butter and what 100 divides by 5

Explain how to find 30 divided by 6 by making equal groups

Suppose that 16 inches of wire costs 96 cents. at the same rate, how many inches of wire can be bought for 54 cents?

What would be the answer to t + 9 = 4

During a football game, a team lost 12 yards on the first play and then gained 5 yards on each of the next 3 plays.

Oranges were on sale 8 for $3. At that price how much would 3 dozen oranges cost.

A farmer has 100 m of fencing to enclose a rectangular pen. Which quadratic equation gives the area (A) of the pen, given its width (w) ? 1. A (w) = w2 - 50w 2. A (w) = w2 - 100w 3. A (w) = 50w - w2 4. A (w) = 100w - w2