4. Which relation is a function?

A.

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

B.

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

C.

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

D.

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

The least common multiple of 20 and 9 is The least common multiple of 20 and 5 is

4x+y=10 complete the missing value in the solution to the equation. (__, - 6)

The sides of a triangular birdcage are consecutive integers. If the perimeter is 114 centimeters, what is the length of each side?

Amy has 3 children, and she is expecting another baby soon. Her first three children are girls. What is the probability that the fourth baby is another girl? A) 0 B) 0.06 C) 0.25 Eliminate D) 0.5

Solve the equation: 6 (x-1) = 18x

Compare the two box plots to determine where Kevin should plan to go for vacation. Which statement is true about the box plots? (A) Resort A's range is much greater than that of Resort B. (B) Resort B's range is much greater than that of Resort A.

At the local burger restaurant, you can get 4 value meals for $21.88. How much is each value meal?

A pack or cardinal flower seeds cost $4.00 and a pack of petunia flower seeds cost $2.50. You buy the same number of packs of each type of the flower and spend $39. How many packs of each do you buy?

Suppose the circumference of a circle is 24 pi. What is the radius of the circle?

One parrot species that feeds on large seeds nests is in the same tree as a parakeet that feeds on small seeds. How are the birds able to coexist?