Question
Solution
The correct answer is A
Average of nine consecutive numbers is 65. Find the sum of smallest and largest number.
The average marks of 22 students is 64. If x new students join with an average of 75 marks, the class average increases to 66. Find x.
The average age of 'p' employees in the HR department is (p – 6) years. Two managers aged 36 and 40 join the department, causin...
The average weight of a family of 8 members is 85 kg. If the youngest member dies, the average weight of the family decreases by 1 kg. Find the weight o...
The average age of 15 children and their teacher's age are 12 years. If the teacher's age is excluded, the average reduces by 2. What is the teacher's age?
The average weight of 5 students in a class is 25.8kg. When a new student joins them, the average weight increases by 3.9kg. Then what will be the appro...
The average salary of 9 employees in an office is ₹40,000. When the manager leaves, the average salary becomes ₹36,000. Find the salary of the manager.
The average age of husband, wife and their child 4 years ago was 26 years and that of wife and the child 5 years ago was 25 years. The present age of th...
- The average age of (x + 3) students of a class is 12 years. If the 42 years old class teacher is also included then average age of the class gets increased...
Find the average of five numbers a, b, c, d and e such that b = 20, and a is 20% more than that of ‘b’. ‘c’ is 10 less than &ls...
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