Question
What should be subtracted from 64 and 40 to make the ratio
of resulting numbers 3:1?Solution
ATQ,
Let the number be 'y'.
(64 - y) : (40 - y) = 3 : 1
→ 1 × (64 - y) = 3 × (40 - y)
→ 64 - y = 120 - 3y
→ 2y = 56
So, y = 28
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