Which set of ordered pairs represents a function?

A.{ (0, 0), (2, 3), (1, - 4), (2, - 2) }

B.{ (3, - 2), (-4, - 1), (0, 3), (0, 5) }

C{ (-5, 1), (-4, 2), (-5, 3), (-4, 4) }

D{ (5, 6), (2, 6), (-3, 4), (-1, 4) }

You want to take a two-hour airboat tour. it costs $35 for a boarding fee and $5 every 1/2 hour. Write a function that represents the cost G of a tour at Gator Tours for h hours.

What form is this equation in? y + 6 = (1/2) (x - 4)

the expression 2 * L + W equals the perimeter of the rectangle write an equivalent expression using the distributive property

if the difference in the side lengths of two squares is 10, and the sum of the side lengths is 18. what are the side of lengths?

What is answer to 2+2x6^2?

In a team bike race, each biker has to ride exactly 50 miles. the team must complete 560 miles. how many miles must each biker travel?

If the decimal is 0.08 what is 10 times as much

If you traveled 50 m in 25 s what is your distance traveled and average speed?

Karla has a younge sister and an older brother. Her younger sister is 3 years more than a half of karla's age. Her older brother is 7 year lees than twice karla's age. If the sum of all 3 of their is 38, how old is kayla.

The time t required to drive a certain distance varies inversely with the speed r. If it takes 4 hours to drive the distance at 35 miles per hour, how long will it take to drive the same distance at 45 miles per hour?