SOLUTION: the ratio petrol to oil is 25 to 1. how much oil would you use in 5l of petrol?
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Question 490848: the ratio petrol to oil is 25 to 1. how much oil would you use in 5l of petrol?
Answer by ccs2011(207) (Show Source): You can put this solution on YOUR website!
Set up a proportion:
Put petro amounts on top, oil amounts on bottom
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Multiply both sides by x
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