How much water must be added to 60 litres of milk at 3/2 litres for Rs. 20 so as to have a mixture worth Rs. 32/3 a litres?Options :12 L15 L18 L20 L
Question
Solution 1
The problem is asking how much water (which is free) we need to add to the milk to decrease the price per litre from Rs. 20 to Rs. 32/3.
First, let's find out the cost of 60 litres of milk. Since the milk is Rs. 20 for 3/2 litres, we can calculate the cost of 60 litres by setting up a proportion:
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