An artist creates a cone-shaped sculpture for an art exhibit. If the sculpture is 6 feet tall and has a base with a circumference of 29.516 feet, what is the volume of the sculpture? Use 3.14 for pi.

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?