A bag contains 20 marbles of which 4 are red what is the probability that a randomly selected marble will be red

If r = 4 units and h = 9 units, what is the volume of the cylinder shown above? Use 3.14 for.

Which is a subset of {1, 2, 4, 5, 6}?

Shannon's chair is 20 inches tall. How tall is it in centimeters? (The proportional relationship between inches and centimeters is 2.54 cm/1 in.) 7.87 cm 49 cm 50.8 cm 40 cm

A machine produces metal rods used in an automobile suspension system. a random sample of 15 rods is selected, and the diameter is measured. the resulting data (in millimeters) are as follows: 8.24 8.25 8.20 8.23 8.24 8.21 8.26 8.26 a. 20 8.25 8.

The sides of a rectangle are in ratio 3:5 and the rectangle's area is 135 sq cm. find the dimensions of the rectangle.

Given sin x =.24, find cos x

Which means the sum of w and 3.4 is greater than or equal to 10.5

5y+2=1/2 (10y+4) what is the value of y?

What proportion is between 1.25 and 2.1 standard deviations above the mean?

You pick one card at random from a standard deck of 52 playing cards. You pick a black card. what is the probability as a fraction, decimal, and percent?