proportion | Page 10 | MathCelebrity Forum

proportion

  1. math_celebrity

    Every 100 seeds of corn he plants, he harvests 84 ears of corn. If he wants to harvest 7200 ears of

    Every 100 seeds of corn he plants, he harvests 84 ears of corn. If he wants to harvest 7200 ears of corn, how many seeds must he plant? Set up a proportion seeds to ears: 100/84 = x/7200 where x is the number of seeds needed for 7200 ears of corn. Using our proportion calculator, we get: x =...
  2. math_celebrity

    If you can buy one of pineapple chunks for $2 then how many can you buy with $10

    Set up a proportion of pineapple chunks to dollars: 1/2 = x/10 Use our proportion calculator: x = 5
  3. math_celebrity

    If 3 pounds of apples cost 0.90, how much will 10 pounds cost?

    Set up a proportion of apples to cost, where a is the unknown cost amount of apples for 10 pounds 3/0.90 = 10/c Use our proportion calculator: c = 3
  4. math_celebrity

    If 3 times a number added to 2 is divided by the number plus 4 the result is 4/3

    If 3 times a number added to 2 is divided by the number plus 4 the result is 4/3 Take this in pieces, where "a number" means an arbitrary variable, let's call it "x". 3 times a number --> 3x 3 times a number added to 2 --> 3x + 2 The number plus 4 --> x + 4 is divided by --> (3x + 2)/(x + 4)...
  5. math_celebrity

    50 meters in 21.81 seconds

    Set up a proportion, with meters to seconds: 50 meters/21.81 seconds = x meters / 1 second 50/21.81 = x/1 Using our proportion calculator, we have: x = 2.293 meters per second
  6. math_celebrity

    If it takes 6.6 pounds of seed to plant one acre of grass, how many acres can be planted with 9.24 p

    If it takes 6.6 pounds of seed to plant one acre of grass, how many acres can be planted with 9.24 pounds of seed. Set up a proportion, seed to acre: 6.6/1 = 9.24/x Using our proportion calculator, we get x = 1.4
  7. math_celebrity

    Clara can bake 17 cookies with each scoop of flour. With two scoops of flour, how many cookies can C

    Clara can bake 17 cookies with each scoop of flour. With two scoops of flour, how many cookies can Clara bake? Set up a proportion where x is the number of cookies per 2 scoops of flour 17 cookies/1 scoop = x cookies/2 scoops Running this in the search engine, we get: x = 34 cookies
  8. math_celebrity

    Six ounces of canned fish in oil has 396 calories. How many calories does 1 ounce have?

    Set up a proportion of ounces to calories: 6/396 = 1/x <-- x is the amount of calories in one ounce Run this through the proportion calculator: x = 66
  9. math_celebrity

    eana paid $5 for 20 lbs of bananas. how much were each pound?

    $5 for 20 pounds equal = $x for 1 pound Set up a proportion: 5/20 = x/1 Use our proportion calculator x = 0.25
  10. math_celebrity

    jamie needs 3 cups of flour and 4 cups of sugar how many cups of sugar will she need if she uses 9 c

    jamie needs 3 cups of flour and 4 cups of sugar how many cups of sugar will she need if she uses 9 cups of flour? Set up a proportion of flour/sugar: 3/4 = 9/x Cross multiply or enter that into the search engine 3x = 36 x = 12
  11. math_celebrity

    write the sentence as a proportion. 2 printers is to 16 computers as 1 printer is to 8 computers

    Write it as printers/computers: 2/16 = 1/8
  12. math_celebrity

    8 sweets are shared among 4 pupils. how many does each pupil get

    8 sweets divided by 4 pupils = 2 sweets per pupil. We can also write this as a proportion: 8 sweets x sweets ---------- = ------------ 4 pupils 1 pupil Express this as 8/4 = x/1. Enter that into the search engine x = 2
  13. math_celebrity

    Nate jars 2 liters of jam everyday. How many days did Nate spend making jam if he jarred 8 liters of

    Nate jars 2 liters of jam everyday. How many days did Nate spend making jam if he jarred 8 liters of jam? 2 liters per 1 day and 8 liters per x days. Set up a proportion: 2/1 = 8/x Cross multiply: 2x = 8 Divide each side by 2 x = 4 days.
  14. math_celebrity

    4 teaspons of vegetable oil and 6 teaspoons of vinegar. 20 teaspoons of vegetable oil to how many te

    4 teaspons of vegetable oil and 6 teaspoons of vinegar. 20 teaspoons of vegetable oil to how many teaspoons of vinegar? Set up a proportion where x is the number of teaspoons of vinegar in the second scenario: 4/6 = 20/x Plug that expression into the search engine to get x = 30
  15. math_celebrity

    There are 4064 calories in 8 pints of strawberry icecream. How many calories are ther in each pint o

    There are 4064 calories in 8 pints of strawberry ice cream. How many calories are there in each pint of strawberry ice cream? Set up a proportion using x as the number of calories in 1 pint of ice cream. 4064/8 = x/1 Using our proportion calculator, we get: x = 508
  16. math_celebrity

    There are 76 milligrams of cholesterol in a 3.2 ounce serving of lobster. How much cholesterol is in

    There are 76 milligrams of cholesterol in a 3.2 ounce serving of lobster. How much cholesterol is in a 6 ounce serving? Let x equal the amount of cholesterol in milligrams for a 6 ounce service. Set up a proportion: 76/3.2 = x/6 Using our proportion calculator by plugging that expression...
  17. math_celebrity

    You can buy 8 DVDs for $48,how many can you buy for 96$

    Set up a proportion: 8/48 = x/96 Plug this into our calculator: You get x = 16.
Back
Top