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One type of liquid contains 20 percent of milk and second type of liquid contains 40 percent milk. If 4 part of the first and 6 part of the second are mix, then what is the percent of water in the mixture.

64%

66%

68%

70%

Explanation:

Do these type of question by taking 100 litre
water = 80ltr and 60ltr in first and second mixture respectively
now percent of water = [(80*4 + 60*6)/1000]100 = 68%

By: Sandeep Dubey

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