A store pay $120 for a bicycle. The store has a 60% markup policy. What is the selling price of the bicycle?

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?

Find two numbers if their sum is 91 and the ratio is 6: 7?

What is the approximate value of  q  in the equation below? –1.613–1.5220.5853.079