Average (SSC)

Total Questions: 43

11. During a school excursion each student of junior school was charged 325 and each student of senior school was charged ₹400. If there were 80 students from junior school and the combined average amount charged per student was ₹352, then how many students from senior school went for the excursion? [SSC CGL 24/07/2023 (1st shift)]

Correct Answer: (b) 45
Solution:

12. In ₹150, B buys 10 pens for ₹8 each, 10 erasers for ₹5 each and some sharpeners for ₹4 each. What is the average price per item in ? [SSC CGL 19/07/2023 (3rd shift)]

Correct Answer: (d) 6

13. 20 students of a college went to a hotel. 19 of them spent ₹175 each on their meal and the 20ᵗʰ student spent ₹19 more than the average of all the 20. Find the total money spent by them. [SSC CGL 17/07/2023 (4th shift)]

Correct Answer: (c) ₹3,520

14. The average score in a test for 50 students is 44. Out of the total students, 40% of the students are girls and the rest are boys. The average score of boys is 20% less than that of girls. What is the average score of girls? [Higher Secondary 27/06/2023 (Shift-3)]

Correct Answer: (a) 50

15. A is the average of 10 given numbers. B is the average after 2 of the numbers were replaced by 3 other different numbers. The average of the removed numbers is 48 and the average of the newly included numbers is 56. If A+B=438, then the value of A - B is: [Matriculation Level 27/06/2023 (Shift-2)]

Correct Answer: (b) 14

16. The average of 8 numbers is 44, The average of the first three numbers is 50 and the average of the next two numbers is 52. If the sixth number is 6 and 8 less than the seventh and eighth number respectively, then what is the value of the eighth number? [SSC MTS 16/05/2023 (Morning)]

Correct Answer: (a) 36

17. Eleven friends spent Rs. 18 each on a tour and the twelfth friend spent Rs. 11 less than the average expenditure of all twelve of them. What is the total money spent by twelve friends [SSC MTS 02/05/2023 (Afternoon)]

Correct Answer: (a) Rs.204

18. Sonali applied for a job of Science teacher in a school. In the test for job, she scored 8 in physics, 8 in chemistry, 6 in biology, and 6.5 in the interview. For calculating the final score, weightage of 2, 3, 3, and 4 were assigned to Physics, Chemistry, Biology and interview, respectively. What is the weighted average score of Sonali ? [SSC CGL 06/12/2022 (1st Shift)]

Correct Answer: (a) 7

19. 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 innings are excluded, the average score of the remaining 25 innings is 42 runs. Find his highest score in an innings. [SSC CGL 01/12/2022 (1st Shift)]

Correct Answer: (b) 188

20. In an office, 80% workers are men while 20% are women. The average age of the men is 30 and the average age of the women is 40. What is the average age of all the workers in that office? [Graduate Level 04/08/2022 (Shift-2)]

Correct Answer: (b) 32