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The correct answer is B
The average age of three children in a family is 35% of the average of the age of father and the eldest child. The total age of the mother and the young...
A batsman scores 87 runs in the 21st match of his career. His average runs per match increases by 2. What was his average before the 21st match.
Find the average of the following sets of numbers.
693, 456, 876, 532, 934, 691, 596, 398, 682
Average of four consecutive prime numbers R1, R2, R3, and R4 is (14 + x). If the average of R1 and R2 is (11 + x) and the average of R3 and R4 is (11 + ...
In a school with 400 students, the average of the age of the boys is 16 years and that of the girls is 12 years. If the average age of the school is 14 ...
The average of five consecutive natural numbers is 14. What will be the average of the seven numbers if the next two natural numbers are also included?
Average run scored by a batsman in first ‘x’ matches is 75. In next 13 matches he scored runs with an average of 90 so that his overa...
There are ‘x’ students in a class. Out of them ‘y’ are girls. The number of boys is 5 more than the number of girls. The sum of weight and the a...
The average weight of 10 books is 5 kg. If 6 new books are added, the new average increases by 3 kg. What will be the average weight of the 6 new books?
