Find the standard deviation of 243, 259, 246, 235, 240, and 253.

A) 7.8

B) 8.0

C) 8.9

D) 8.6

Evaluate [ (40 + 5) - 27] : 9 ⋅ 2

Using Heron's formula, calculate the area of the parallelogram to the nearest tenth of a square unit. Area ≈ square units

An elliptically shaped garden is surronded by a wood walkay

During the homecoming football game, Quentin lost 20 yards, gained 7 yards, and gained 24 yards in three successive running plays. What was his total gain or loss?

Teresa earns $6.25 per hour. Calculate he wage for the week where she works the following number of hours:

Are the following statements true or false? Give an exam- ple to illustrate your answer. a) Every integer is a whole number. b) The sum of two negative numbers is always negative. c) A negative number plus a positive number is always negative.

A five-sided solid has the numbers 1, 2, 3, 4, and 5. what is the probability of rolling two five-sided number solids and getting a sum of either a 3 or an 8? user: a bag contains 8 blue marbles, 6 red marbles, and 4 green marbles.

How many times the value of 0.92 is the value of 0.092

Ketisha is practicing for a marathon by running around a track thats is 440 yards long. yesterday she ran around the track 20 times. How many miles did she run?

Nine friends are going to share 5 pounds of ice pop sticks equally. What fraction does each friend get? A. 4/5 pounds. B. 5/5 pounds. C. 4/9 pounds. D. 5/9 pounds.