You run 16 laps in 8 minutes. Your friend runs 28 laps in 14 minutes. Are the rates equivalent?

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

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?

Twelve less than a number is at most 20