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The nation's first Green Rail Corridor, a 114-km long Rameswaram-Manamadurai stretch in Tamil Nadu which ensures zero toilet discharge on rail tracks, was inaugurated by Railways Minister Suresh Prabhu.
Average age of company A is 23 years and average age of both companies A and B is 15 years. If the ratio of number of employees in company A and B is 3:...
The average of 27 numbers is 25.The average of first 13 numbers is 16 and that of the last 13 numbers is 19. What will be the 27th number?
The average age of a group of 24 persons is found to be 30 years. Later it is found that age of two of the persons is calculated as 30 and 60 instead of...
Consider three positive numbers that form a ratio of 2:3:4. If the sum of the squares of these numbers is 2349, what is the average of the largest and t...
In a cricket match the captain of one of a team scored 26 runs more than the average runs scored by the remaining 10 batsmen of that team who batted in ...
A group of 15 students appeared for three tests. The overall average score across all tests is 70. The average score in the first test was 75, and in th...
Average 20 numbers is ‘x’. If the average of first 12 numbers is 62.5 while average of last 5 numbers is 84.8 and 13th, 14th...
The average weight of 20 students is 27 kg. If two students weighing 19 kg and 47 kg are replaced by a teacher weighing 77 kg, what is the new average w...