The graph represents the amount of money Sal earns for babysitting. Part A
What does the ordered pair (2.5, 20) represent in the situation?
Part B
Does the graph represent a proportional relationship? Explain.
Part C
What is the linear equation represented by the graph?

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

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?