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Ratio of distance travelled by ‘A’ and ‘B’ = 23:24 Required distance = 8 × 47 = 376 km
The batting average for 27 innings of a cricket player is 47 runs. His highest score in an innings exceeds his lowest score by 157 runs. If these two i...
What is the average of the squares of the first 35 natural numbers?
The average weight of 25 students in a classroom was found to be 52 kg. Later, it was discovered that one student’s weight was taken as 59 kg instead ...
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...
Average of 20 numbers is 90. Average of first 8 numbers is 103 while average of last nine numbers is 40. If ninth number is 25% less than the tenth numb...
Average weight of 17 nurses is 48 kg. If the weight of one more nurse is included, then average weight is increased by 1 kg. Find the weight of the newl...
Determine the average marks achieved by six additional aspirants if the average score of 24 aspirants in a mock test is 67. Adding the marks of these si...
The average age of 24 children and their teacher's age are 21 years. If the teacher's age is excluded, the average reduces by 1. What is the teacher's age?
The mean of a set of 15 numbers is 40. If the mean of the initial 5 numbers in this set is represented by the expression (12x + 10), and the mean of the...
The average of 35 numbers is 50. If 5 is added to each number, then the new average will be:
