In a group of people, 28% of the members are young while the rest are old. If 65% of the members are literates, and 25% of the literates are young, then the percentage of old people among the illiterates is nearest to
Explanation:
According to the information given in the question, we can make the following table.
∴ % old illiterates among illiterates = 23.25/35 × 100 = 66.4%
Hence, option (b).
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