Average (SSC) (Part-3)

Total Questions: 50

21. The weight of the Five friends are 67 kg, 85 kg, 70 kg, 90 kg, and 103 kg. Find the average of their weights in kg. [SSC CHSL 08/07/2024 (1st Shift)]

Correct Answer: (c) 83
Solution:

22. The average weight of 35 students in a class is 40 kgs. Five of the students of this class whose average weight is 42 kgs left the class. Find the average weight of the remaining 30 students. [SSC CHSL 08/07/2024 (4th Shift)]

Correct Answer: (a) 39 ⅔kgs
Solution:

23. The average salary of a group of 12 employees in an institution is ₹3,950 per month and that of another group of employees is ₹1,850. If the average salary of all employees is ₹2,150, then the total number of employees is: [SSC CHSL 09/07/2024 (2nd Shift)]

Correct Answer: (a) 84
Solution:

24. A public library has an average attendance of 410 on Sundays and 230 for the remaining days. The average attendance per day of a month of 30 days beginning with Sunday would be: [SSC CHSL 10/07/2024 (3rd Shift)]

Correct Answer: (c) 260
Solution:

25. In two successive years, 75 and 50 employees of a company appeared at the departmental examination. Respectively, 84% and 52% of them passed. The average rate of pass percentage is: [SSC CHSL 11/07/2024 (3rd Shift)]

Correct Answer: (c) 71 ⅕%
Solution:

26. The average of 50 numbers is 23. If each number is multiplied by 13, then the new average is : [SSC CHSL 11/07/2024 (4th Shift)]

Correct Answer: (b) 299
Solution:

27. Three boys, on an average, are 25 years old, and their age are in the ratio of 3 : 5 : 7. What is the age of youngest boy? [SSC CPO 27/06/2024 (2nd Shift)]

Correct Answer: (b) 15 years
Solution:

28. Anwesha's marks in a class text of Sanskrit were incorrectly entered as 99 instead of 66. If there are 55 students in the class, then what is the increment in the average marks of the class in Sanskrit because of this typing error? [SSC CPO 28/06/2024 (1st Shift)]

Correct Answer: (d) 0.6
Solution:

29. In a class, there are 60 students. The average weight of the entire class is 42 kg. If there are 36 boys in the class and the average weight of all the boys is 50 kg, then what is the average weight (in kg) of all the girls? [SSC CPO 28/06/2024 (2nd Shift)]

Correct Answer: (a) 30
Solution:

30. Find the average of 642, 253, 834 and 303. [Matriculation Level 20/06/2024 (Shift-1)]

Correct Answer: (a) 508
Solution: