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- Question
The arithmetic mean of the following numbers 1, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6 and 7, 7, 7, 7, 7, 7, 7 is ?
Options- A. 6
- B. 9
- C. 7
- D. 5
- Correct Answer
- 5
ExplanationArithmatic mean = sum/members
=> (1x1 + 2x2 + 3x3 + 4x4 + 5x5 + 6x6 + 7x7) / (1 + 2 + 3 + 4 + 5 + 6 + 7)
=> 140/28 = 5
- 1. 63 : 21 :: 27 :?
Options- A. 6
- B. 9
- C. 1
- D. 3 Discuss
- 2. Who sits between G and D?
Options- A. H
- B. D
- C. F
- D. E Discuss
- 3. Find the odd one out:
Options- A. 49
- B. 36
- C. 65
- D. 100 Discuss
- 4. NA
Options- A. Ring
- B. Tyre
- C. Plate
- D. Bangle Discuss
- 5. NA
Options- A. Huge
- B. Tiny
- C. Heavy
- D. Small Discuss
- 6. 15/20 ÷ 4/5 x 2/3 x 8/5 =?
Options- A. 0
- B. 1
- C. 3
- D. 5 Discuss
- 7. NA
Options- A. Raft
- B. Chariot
- C. Sledge
- D. Cart Discuss
- 8. NA
Options- A. 729
- B. 123
- C. 423
- D. 621 Discuss
- 9. NA
Options- A. 11
- B. 8
- C. 14
- D. 66 Discuss
- 10. NA
Options- A. Iron
- B. Mercury
- C. Silver
- D. Gold Discuss
More questions
Correct Answer: 9
Explanation:
63/3 = 21
27/3 = 9
Correct Answer: F
Explanation:
F
Correct Answer: 65
Explanation:
Except option (c) rest all are perfect squares.
Correct Answer: Plate
Explanation:
Except, `Plate', all two in number.
Correct Answer: Heavy
Explanation:
All other terms are used to denote the size.
Correct Answer: 1
Explanation:
15/20 x 5/4 x 2/3 x 8/5 = 1
Correct Answer: Raft
Explanation:
All Except `Raft' are down by animal.
Correct Answer: 729
Explanation:
Only '729' is a perfect cube.
Correct Answer: 11
Explanation:
This is the only prime number in the group.
Correct Answer: Mercury
Explanation:
All others are soild metals.
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