CBSE Class 10 Answered
question
Asked by arindeep.singh | 17 Sep, 2020, 11:19: AM
Expert Answer
If x is the amount of 18% solution, then there must be 5-x liters of 40% solution, since the total volume is 5 liters.
Now, we have:
.18x + .40(5-x) = .312(5)
.18x + 2 - .4x = 1.56
.22x = .44
x = 2
so, 2L of 18% and 3L of 40% will produce 5L of 31.2%
Now, we have:
.18x + .40(5-x) = .312(5)
.18x + 2 - .4x = 1.56
.22x = .44
x = 2
so, 2L of 18% and 3L of 40% will produce 5L of 31.2%
Answered by Renu Varma | 17 Sep, 2020, 01:15: PM
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