The table shows the purchases of two customers at a concession stand at the basketball game. How much does a hamburger cost

Asphere has a diameter of 10 in. what is the volume of the sphere?

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?

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?