Ratio, rates and unit rates review   web
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Ratio, rates and unit rates review web

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Ratio, rates and unit rates review   web Ratio, rates and unit rates review web Presentation Transcript

  • RATIO, RATES AND UNIT RATES REVIEW
  • What is a ratio?
  • What is a ratio? • A comparison of 2 quantities.
  • What is a rate? Give an example:
  • What is a rate? Give an example: • A comparison of two quantities with different units. • miles per hour, miles per gallon, price per pound
  • What is a unit rate?
  • What is a unit rate? • A comparison of quantities in which one of the units is 1.
  • How are ratios, rates and unit rates connected?
  • How are ratios, rates and unit rates connected? • They each compare quantities. • A rate is a type of ratio, a unit rate is a type of rate.
  • You travel 325 miles in 5 hours. How far did you travel in 1 hour?
  • You travel 325 miles in 5 hours. How far did you travel in 1 hour? • 65 miles per hour
  • A player scored 16 points in 2 games. If he continued at this rate, how many points would he score in 8 games?
  • A player scored 16 points in 2 games. If he continued at this rate, how many points would he score in 8 games? • 64 points
  • A player scored 16 points in 2 games. If he continued at this rate, how many points would he score in 11 games?
  • A player scored 16 points in 2 games. If he continued at this rate, how many points would he score in 11 games? • 88 points
  • A student read 53 pages in 2 hours. Find the unit rate.
  • A student read 53 pages in 2 hours. Find the unit rate. • 26.5 pages
  • A student read 53 pages in 2 hours. At that rate, how many pages would she read in 5 hours?
  • A student read 53 pages in 2 hours. At that rate, how many pages would she read in 5 hours? • 132.5 pages
  • Determine the better buy: a box of 10 pencils for $4.00 or a box of 6 pencils for $2.70
  • Determine the better buy: a box of 10 pencils for $4.00 or a box of 6 pencils for $2.70 • 10 for $4