2017 · Q39
5/9 th part of the population in a village are males. If 30% of the males are married, the percentage of unmarried females in the total population is
Elementary MathematicsPercentages
- A20 2/9
- B27 2/9
- C27 7/9
- D29 2/9
Explanation
Males are 5/9 of the village; married males are 30% of them = (3/10)(5/9) = 1/6 of the population. Married females are equally 1/6 (one per married male), so unmarried females = 4/9 − 1/6 = 5/18 = 27 7/9 %: option C.