Ratio - 6th grade (11y) - math problems

On solving problems and tasks with proportionally, we recommend hint rule of three. Rule of three (proportionality) help solve examples of direct and inverse proportionality. Three members make possible to calculate the fourth - unknown member.

Number of examples found: 118

  • Ratio 11
    zlomky_7 Simplify this ratio 10 : 1/4
  • Ratio
    ratio_2 Unfold number 1963 in the ratio 9:2:2.
  • Ratios
    circle Divide: a) 250 CZK in the ratio 2:3 b) 1000 CZK in the ratio 4:7:9
  • Minute angle
    watch Determine size of angle, which takes minute hand for 75 minutes.
  • String
    provaz Divide the string length 800 cm in ratio 1: 5
  • Ounce
    energy_1 749 calories in a 7 - ounce serving . What is the unit rate?
  • Divide money
    zlomky Divide 1200 USD at a ratio of 1:2:3:4:5:6:9:10
  • Points
    points Gryffindor won 437 points. How many points obtained by each of the faculties if they were split at a ratio of 5: 7: 3: 4?
  • One sixth
    one_sixth How many sixths are two thirds?
  • Geometric plan
    map_1 At what scale the building plan if one side of the building is 45m long and 12mm long on a plan?
  • Ratio
    ratio_1 6 numbers are in the ratio 1:5:1:5:5:5. Their sum is 242. What are the numbers?
  • Lunch
    lunch Jane eats whole lunch for the 30 minutes. Which part of the lunch is eaten in 180 seconds?
  • Andre
    stamp_6 Andre, Thomas, and Ivan split 88 postage stamps in a 2:5:4 ratio. How much did Thomas get?
  • Painters
    maliri 15 painters painted fence for 280 minutes. For how many minutes paint half of this fence 12 painters?
  • Book
    matematika_encyklopedia To number pages of thick book was used 4201 digits. How many pages has this book?
  • The classroom
    school In the seventh class the number of boys and girls are at a ratio of 4:5. Boys are 16. How many total students are in the classroom?
  • Ratio of perimeters
    rectangle.JPG Rectangle ABCD has dimensions 3 cm and 4 cm, KLMN rectangle has dimensions 4 cm and 12 cm. Calculate the ratio of the perimeter ABCD and perimeter KLMN.
  • Ages
    age2_1 John, Teresa, Daniel and Paul have summary 56 years. Their ages are in a ratio of 1:2:5:6. Determine how many years have each of them.
  • Cats
    cats Two cats caught two mice in two days. How many mouses will catch 6 cats for 6 days?
  • Quiz
    quiz Tested student answered correctly on a 4/ 8 questions. Wrong answers was 16. How many questions answered?

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