Ratio

g.bacon
Flashcards by g.bacon, updated more than 1 year ago
g.bacon
Created by g.bacon almost 7 years ago
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Paul can walk 15 steps in 5 minutes. How long does it take Paul to walk 75 steps at the same speed? Answer Step 1)75/15=5 Step 2)5x5=25 It takes Paul 25minutes to walk 75 steps.
There are a total of 63 bikes. If the ratio of blue bikes to black bikes is 4 to 5, how many of the bikes are blue? Answer Step 1) 4 + 5 = 9 Step 2) 63 / 9 = 7 Step 3) 4 x 7 = 28 Step 4) 5 x 7 = 35 Step 5) Blue : Black 28 35 Step 6) 28 Blue Bikes
Candy is at the balloon shop and sees that 10 balloons cost £0.15 He needs 50 balloons to decorate his room. How much will 50 balloons cost? Answer Step 1) 50 / 10 = 5 Step 2) 5 x 15 = 0.75 Step 3) 50 Balloons will cost £0.75
It takes 8 people to pull a 16 ton truck. How many people would it take to pull a 60 ton truck? Answer Step 1) 60 / 16 = 3.75 Step 2) 3.75 x 8 = 30 Step 3) 30 people to pull a 60 ton truck.
Which is bigger, one fourth of 16 or one third of 24? Answer Step 1) 16/4 = 8 Step 2) 24/3 = 8 Step 3) Both calculations = 8
If a globe rotates through 150 degrees in 5 seconds, how many rotations does it make in 30 seconds? Answer Step 1) 30/5 = 6 Step 2) 6 x 150 = 900 Step 3) 900 rotations in 30 seconds
If the ratio of white pens to green pens is 2 to 8 and there are a total of 30 pens, how many pens are white? Answer Step 1) 2 + 8 = 10 Step 2) 30 / 10 = 3 Step 3) 2 x 3 = 6 Step 4) 8 x 3 = 24 Step 5) White 6 : Green 24
Giles is searching for a sock and discovers that he has 10 socks for every 5 pairs of shoes. If he has 20 socks, how many pairs of shoes does he have? Answer Step 1) 20 / 2 = 10 Step 2) 10 pairs of shoes
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