1.

A mixture of milk and water in a jar contains 28 L milk and 8 L water. X milk and XLwater are mixed to form a mixture. If 40% of the new mixture is 20 L, then find the value of X.

Answer»

7L
8L
6L
5L

Solution :According to QUESTION, `40%` of new MIXTURE `=20L`
`100%` of new mixture `=(20)/(40)XX100`
`50L`
`28+x+8+x=50`
`2x=50-36`
`x=7L`


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