10 Questions

Questions and Answers

- 1.
- A.
Rs 570

- B.
Rs 420

- C.
Rs 690

- D.
Rs 640

- 2.The average wage of a worker during a fortnight comprising 15 consecutive working days was Rs.90 per day. During the first 7 days, his average wage was Rs.87/day and the average wage during the last 7 days was Rs.92/day. What was his wage on the 8th day?
- A.
83

- B.
92

- C.
90

- D.
97

- 3.The average of 5 quantities is 6. The average of 3 of those 5 quantities is 8. What is the average of the remaining two quantities?
- A.
6.5

- B.
4

- C.
3

- D.
3.5

- 4.The average temperature on Wednesday, Thursday and Friday was 25
^{o}. The average temperature on Thursday, Friday and Saturday was 24^{o}. If the temperature on Saturday was 27^{o}, what was the temperature on Wednesday?- A.
24 degree

- B.
21 degree

- C.
27 degree

- D.
30 degree

- 5.The average age of a group of 12 students is 20 years. If 4 more students join the group, the average age increases by 1 year. The average age of the new students is
- A.
24

- B.
26

- C.
28

- D.
22

- 6.When a student weighing 45 kgs left a class, the average weight of the remaining 59 students increased by 200g. What is the average weight of the remaining 59 students?
- A.
57

- B.
56.8

- C.
52.2

- D.
58.2

- 7.
- A.
81

- B.
81.5

- C.
82

- D.
84.5

- 8.The average weight of a class of 24 students is 36 kgs. When the weight of the teacher is also included, the average weight increases by 1kg. What is the weight of the teacher?
- A.
60 kgs

- B.
61 kgs

- C.
37 kgs

- D.
None of these

- 9.The average of 5 quantities is 10 and the average of 3 of them is 9. What is the average of the remaining 2?
- A.
11

- B.
12

- C.
11.5

- D.
12.5

- 10.The average age of a family of 5 members is 20 years. If the age of the youngest member is 10 years, what was the average age of the family at the time of the birth of the youngest member?
- A.
13.5

- B.
14

- C.
15

- D.
12.5