Which ordered pair needs to be removed in order for the mapping to represent a function

(-2, - 1)

(1, - 3)

(1, - 3)

(-3, - 4)

4. A cone has a diameter of 4 inches and a height of 7 inches. Find the volume of the cone using 3.14 for Pi

Fair spinner A had four equal sections 1,2,3,4 Fair spinner B had for equal sections 2,3,4,5 Each spinner is spun one and the numbers are added Work out the probability that the total is 5 or less Give your answer as a fraction

What the definition of a trapezoid

Chloe's gym charges an initial membership fee of $55 and a monthly fee of $19.50. She has $250 to spend on a membership for the gym. Write an expression to find the number of months Brittany can be a member of Chloe's gym.

F (b) = 4-5b, when b is 8

If the mean of a negatively skewed distribution is 64, which of these values could be the median of the distribution? a. 68 b. 64 c. 56 d. 60

What is 18/30 reduced to

The length of a rectangle is 6 yd more than 3 times its width. Find the length and the area of the rectangle given that its perimeter is 44 yd.

James tosses a coin 40 times and gets 26 heads and 14 tails. what is the relative frequency of tails? A 14% B 35% C 50% D 65%

How do you regroup 42-15