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Related Questions:
Average marks obtained by 40 students is 56. If the average marks of 8 students who failed in the examination are 10, what are the average marks of students who passed the examination?
The average of eleven result is 50. If the average of first six result is 49 and that of the last six is 52. The sixth result is
The average of 11 numbers is 40. The average of first five numbers is 45 and that of last five numbers is 38. Then find the sixth number?
The average of five numbers a, b, c, d and e is 17.2. The average of the numbers b, c and d is 15. If a is equal to 10, find the number e.
The average age of 25 students and teacher is 15 years. If the age of the teacher is excluded, then the average is decreased by one year. Find the age of the teacher?