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Ratios, Rates, and Proportions

Math · Problem-Solving and Data Analysis · 57 questions · every one comes with a full explanation.

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  1. 1One method of calculating the approximate age, in years, of a tree of a particular species is to multiply the diameter of the tree, in inches, by a constant called the growth factoHard · Problem-Solving and Data Analysis
  2. 2A sample of oak has a density of 807 kilograms per cubic meter. The sample is in the shape of a cube, where each edge has a length of 0.90 meters. To the nearest whole number, whaHard · Problem-Solving and Data Analysis
  3. 3Jeremy deposited x dollars in his investment account on January 1, 2001. The amount of money in the account doubled each year until Jeremy had 480 dollars in his investment accountHard · Problem-Solving and Data Analysis
  4. 4The table shows the distribution, by location and power capacity (maximum rate of power generation) of the twenty largest wind projects in the United States in 2013. The total poweHard · Problem-Solving and Data Analysis
  5. 5If 4 a b = 6.7 and a b n = 26.8 , what is the value of n ?Hard · Problem-Solving and Data Analysis
  6. 6The density of a certain type of wood is 353 kilograms per cubic meter. A sample of this type of wood is in the shape of a cube and has a mass of 345 kilograms. To the nearest huHard · Problem-Solving and Data Analysis
  7. 7A certain town has an area of 4.36 square miles. What is the area, in square yards, of this town? 1 mile=1,760 yardsHard · Problem-Solving and Data Analysis
  8. 8Anita created a batch of green paint by mixing 2 ounces of blue paint with 3 ounces of yellow paint. She must mix a second batch using the same ratio of blue and yellow paint as thHard · Problem-Solving and Data Analysis
  9. 9A certain park has an area of 11,863,808 square yards. What is the area, in square miles, of this park? 1 mile=1,760 yardsHard · Problem-Solving and Data Analysis