How many litres of water should be added to a 60 litre mixture of milk and water containing milk and water in the ratio of 4:1 such that the resultant mixture has 60% water in it? w 3/45 questions attempted
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1
Answer:
60L
Step-by-step explanation:
Quantity of water in 60 liters of mixture
= 60L×1/5 = 12L
Let x liters of water be added to this mixture, then
A/Q,
new mix = 60+x L , water = 12+x L
so,
(12+x/60+x)×100 = 60
or,
1200+100x = 3600+60x
40x = 2400
x = 60.
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