Harry is building a model car. the actual car has a length of 15 feet and tires with a radius of 24 inches. his model car has a length of 1.25 feet. in order to create an accurate model, the radius of the tires on his model car should be

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e. g. 98.765).

Scarlet bought three pairs of sunglasses and two shirts for $81 and paula bought one pair of sunglasses and five shirts for $105 what is the cost of one pair of sunglasses and one shirt?

Abcd is a square. what is the measure of angle bac