Evaluate the absolute values. 1.
| –7 |= -7
2. | 15 |= 15
3.| 0 |= 0
4. – | 5 |= -5
5. – | –3 |=3

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3

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?