Suppose you want to have $600,000 for retirement in 30 years. Your account earns 8% interest. a) How much would you need to deposit in the account each month?

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b) How much interest will you earn?

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?

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?

8litres of paint can cover 129.6 m². how much paint is required to paint an area of 243m²?