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A large swimming pool has a perimeter of 1,028 meters, this rectangular-shaped pool is 40 meters longer than 5 times its width. Find its dimensions.

  1. A large swimming pool has a perimeter of 1,028 meters, this rectangular-shaped pool is 40 meters longer than 5 times its width. Find its dimensions.
  2. Two angles are called complementary angles when the sum of their measures is 90°. a=2x degree b=(3x+35)degree
  3. The perimeter of a swimming pool is 750 feet. The length is 75 feet less than twice its width. Find the width w in feet.
  4. A person has two investment accounts, A and B. Account A earns 4% simple interest and Account B earns 3% simple interest. She has $1,000 more invested in account A than in account B. She earns a total of $740 simple interest in one year on her two accounts. Write the equation used to solve for the amount she has invested in account B. Let B represent the amount she has invested in account B. 
  5. Mary invests a total of $9,000. Part of the money is invested in a municipal bond which pays 6% annual interest. The remaining part of the money is invested in a 1-year CD from her local bank that pays 3% simple interest. If she earns $525 in interest at the end of one year, how much in dollars did she invest in the municipal bond?
  6. How many ounces of water need to be added to 10 ounces of a 9% salt solution in order to make a 6% salt solution? Recall that water is 0% salt.
  7. solve the inequality for x. Express the solution in interval notation. x − 9 ≤ 9 
  8. A person has 76 inches of picture frame molding to frame a square picture. What are the constraints on the length in inches of a side s of the square in order to have enough frame molding?

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