Question
In a village, number of males, female and children are
in the ratio of 3:5:7. If 90% of the males are literate, 80% of females are literate and 40% of children are illiterate, find the number of illiterate persons in the village.Solution
Since, total number of persons in the village is not given, we cannot calculate the number of illiterate persons in the village.
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