Advanced Algebra three short questions

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Advanced Algebra three short questions

Advanced Algebra Module 04 Problem Set

  • Mary can paint a house by herself in 12 hours. John can paint a house by himself in 16 hours. How long would it take them to paint the house if they worked together? Show all of your work and thinking.

2. Perform the indicated operations, then simplify. Show all your work.

5y / (y+10) +(8y^2) / (y^2-100) – 9 / (y-10)

3. The formula for the volume of a pyramid is V = 1/3Bh, where B is the area of the base and h is the height. Rearrange the formula to solve for the height (h). Show all your steps/work.