Which unit rates would be appropriate for describing the amount of rainfall over time? choose two answers. centimeters per day meters per second milliliters per minute inches per hour

Select the correct answer from the drop-down menu. this graph represents the inequality x+2< 4,2x> 3,x+6< 12,2x> 12

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

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?