What is the surface area of a sphere with a radius of 20 m?

1,600π m2

800π m2

400π m2

200π m2

Round 523.5987756 to a whole number

Hong has a rope that is 9 meters long. He cuts away a piece that is 3.28 meters long. How long is the remaining piece of rope?

Data was collected on the number of pets and the height of a random group of students. Identify the correlation you would expect to see between the number of pets and the height. A) No Correlation B) Positive C) Constant D) Negative

A basketball is approximately 30 inches in circumference. How much leather is needed, in square inches, to cover the basketball?

A family has two children. If B represents a boy and G represents a girl, the set of outcomes for the possible genders of the children is S = {BB, BG, GB, GG}, with the oldest child listed first in each pair.

The produce place sells cranberries in bulk for $2.40 a pound. The store also sells and 8 ounce package for $1.50. Which is the better buy? Show all work!

A pump discharges 278 gallons of water in 3.5 minutes. How long would it take to empty a container with 750 gallons? Round up to the nearest minute

Round these numbers to the nearesth hundredth~ 1. 0.285 2. 0.116 3. 0.709 4. 0.563

By what percent is 70 less than 200

Stefan has been given two segments and the measure of an angle between them. He is trying to construct a congruent triangle. He has just finished one of the steps of the construction. Which step has he just finished?