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7.A mixture of 70 litres of milk and water contains 10% of water. How muchwater must be added to make water 12 1/2%​

Answer»

Answer:

1.75 LITRES

Step-by-step explanation:

at at first find the AMOUNT of water PRESENT in the MIXTURE by FINDING 10% of 70 litres . The amount of water which is present is 7 litres.

let the water to be added bi X leader now do the following

find (7 + x )/70 X 100=25/ 2



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