In a mixture of milk & water, 60 litres water is mixed due to which ratio changes from 3 : 4 to 1 : 2. Find initial quantity of mixture. (in litres)
let initial quantity of milk be 3x litres & water be 4x litres. ATQ, 3x/4x+ 60 = 1/2 6x = 4x + 60 ⇒ x = 30 Initial quantity of mixture = 3x + 4x = 210 liters
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