Which of the following would most likely measure about 4 meters ? a. the length of a car b. the height of an ice tea glass c. the length of a pencild. the length of a computer keyboard

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?