✔ Correct Answer: C. 25 years
The correct answer to the question “Average age of 7 persons in a group is 30 years. The average age of 5 persons of this group is 32 years, the average of the other 2 persons in a group is?” is 25 years. This question belongs to Mathematics. Practice the related questions below to master this topic for your FPSC, PPSC and NTS tests.
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complete the series: 4.8.9.13.14.18.____?Find out the wrong number in the series : 1, 1, 2, 6, 24, 96, 720Find the average of the series : 312, 162, 132, 142 and 122?Find the Missing Number in the series 1, 6, 13, 22, 33 ?In a school, 40 % of the students play football and 50 % play cricket. If 18 % of the students play neither football nor cricket, the percentage of students playing both is____?