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Learn AIR FORCE MCQs with answers [Page 1 of Department 46]

M

Monu Rathod • 7.03K Points
Tutor III

1) It is not advisable to sleep under a tree at night because of the

(A) release of more oxygen
(B) release of carbon dioxide
(C) release of less oxygen
(D) release of carbon monoxide
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

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M

Mohini Yadav • 27.60K Points
Instructor II

2) In which one of the following states is Dachigam sanctuary located ?

(A) Rajasthan
(B) Haryana
(C) Uttar Pradesh
(D) Jammu & Kashmir
Correct Answer - Option (D)

No Explanation found. Add Explanation and get +2 points.

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G

Gaurav Lamba • 2.83K Points
Extraordinary

3) Which one of the following numbers can be removed from the set S = {0, 2, 4, 5, 9} without changing the average of set S?

(A) 0
(B) 2
(C) 4
(D) 5
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

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G

Gaurav Lamba • 2.83K Points
Extraordinary

4) Average cost of 5 apples and 4 mangoes is Rs. 36. The average cost of 7 apples and 8 mangoes is Rs. 48. Find the total cost of 24 apples and 24 mangoes.

(A) 1044
(B) 2088
(C) 720
(D) 3240
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

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G

Gaurav Lamba • 2.83K Points
Extraordinary

5) 3 years ago the average of a family of 5 members was 17 years. A baby having been born, the average age of the family is the same today. The present age of the baby is:

(A) 1 years
(B) 1.5 years
(C) 2 years
(D) 3 years
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

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G

Gaurav Lamba • 2.83K Points
Extraordinary

6) The average salary of all the workers in a workshop is Rs. 8,000. The average salary of 7 technicians is Rs. 12,000 and the average salary of the rest is Rs. 6,000. The total number of workers in the workshop is: 

(A) 20
(B) 21
(C) 22
(D) 23
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

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G

Gaurav Lamba • 2.83K Points
Extraordinary

7) In the first 10 overs of a cricket game, the run rate was only 3.2. What should be the run rate in the remaining 40 overs to reach the target of 282 runs? 

(A) 6.25
(B) 6.5
(C) 6.75
(D) 7
Correct Answer - Option (A)

No Explanation found. Add Explanation and get +2 points.

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G

Gaurav Lamba • 2.83K Points
Extraordinary

8) A family consists of two grandparents, two parents and three grandchildren. The average age of the grandparents is 67 years, that of the parents is 35 years and that of the grandchildren is 6 years. What is the average age of the family?

(A) 28 4/7 years
(B) 31 5/7 years
(C) 32 1/7 years
(D) None of these
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

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G

Gaurav Lamba • 2.83K Points
Extraordinary

10) The average weight of 8 person's increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What might be the weight of the new person? 

(A) 76 kg
(B) 76.5 kg
(C) 85 kg
(D) Data inadequate
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

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