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  • How many litres of water should be added to 25 litres of milk costing Rs. 12 per litre, so that by selling the mixture at the cost price, profit of 20% is

How many litres of water should be added to 25 litres of milk costing Rs. 12 per litre, so that by selling the mixture at the cost price, profit of 20% is made ?

  • Option 1)

    3 litres

  • Option 2)

    5 litres

  • Option 3)

    8 litres

  • Option 4)

    10 litres

  • Option 5)

    2 litres

Answers (2)

best_answer

CP of milk = 12

CP of mixture = Y

Y\times 1.2=12

Y=10

Water                Milk

X                      25L
            10

2          :           10
 

Posted by

rishi.raj

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CP of Rs 25 litres of milk = 25*12 = 300,

Profit = 20%,

So SP of 25 litres of milk = 120% of 300 = (120/100)*300 = 360,

So profit = 60,

Now at the rate of Rs12 per litre, we can buy 60/12 = 5 litres of milk.

 

Posted by

Rahul Kumar

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