Which statement about this relation is true? y
10
2.50
8
1.25
20
0.50
O It is a direct variation because y =-2.5x+12.5
Shiny
It is an inverse variation because --2.5x+12.5
O It is a direct variation because 10=xy
It is an inverse variation because 10=xy

A50% increase followed by 33 1/2% decrease

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?

Aclothing designer is selecting models to walk the runway for her fashion show. the clothes she designed require each model’s height to be no more than y inches from 5 feet 10 inches, or 70 inches. which graph could be used to determine the possible variance levels that would result in an acceptable height, x?