Mick paid $2.94 in sales tax on an item that cost $42.00 before tax. at that rate, how much would he paying sales tax before an item that cost $58 before tax

Write the rational number in lowest terms 99/-15

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?

What is the factor form of x^2-9x+14