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Question: Four subjects - Physics, Chemistry, Mathematics and Biology - were taught in four consecutive periods of one hour each starting from 8.00 a.m. At what time was the Chemistry period scheduled?
Statements:
- Mathematics period ended at 10.00 a.m., which was preceded by Biology.
- Physics was scheduled in the last period.
- Mathematics period was immediately followed by Chemistry.
Options- A. Only I
- B. Either I only or II only
- C. Only II
- D. Only II and III
- E. Only I and either II or III
- Correct Answer
- Only I and either II or III
ExplanationFrom I and II, we conclude that Mathematics period began at 9.00 a.m., Biology period began at 8.00 a.m. and Physics period began at 11 a.m. So, the Chemistry period began at 10.00 a.m.From I and III, we conclude that Mathematics period ended and Chemistry period began at 10.00 a.m.
More questions
- 1. Choose the word which is different from the rest.
Options- A. Bajra
- B. Mustard
- C. Rice
- D. Wheat
- E. Barley Discuss
Correct Answer: Mustard
Explanation:
All except Mustard are foodgrains, while mustard is an oilseed.- 2. Find the odd one out:
Options- A. 263
- B. 111
- C. 242
- D. 551 Discuss
Correct Answer:
Explanation:
In all the numbers except 383, the middle digit is the product of the other two digits.
- 3. Find the odd one out:
Options- A. 21
- B. 69
- C. 81
- D. 83 Discuss
Correct Answer: 83
Explanation:
All are multiple of 3 except 83.
- 4. 16 : 56 :: 32 :?
Options- A. 96
- B. 112
- C. 120
- D. 128 Discuss
Correct Answer: 112
Explanation:
As, 16:56 = (2/7)Similarly, 32:112:(2/7)
- 5. 8 : 24 ::? : 32
Options- A. 5
- B. 6
- C. 10
- D. 8 Discuss
Correct Answer: 6
Explanation:
24 ? 2 x 4 = 832 ? 3 x 2 = 6
- 6. 'Uneasy' is to 'Quite" as 'Fit' is to
Options- A. Proper
- B. Suitable
- C. Pertinent
- D. Unfit Discuss
Correct Answer: Unfit
Explanation:
'Uneasy' and 'Quiet' are opposite to each other. Likewise, 'Fit' and 'Unfit' are opposite to each other
- 7. NA
Options- A. Desire
- B. Hope
- C. Want
- D. Belief Discuss
Correct Answer: Belief
Explanation:
Belief is a different word from others.
- 8. Statement :
1. Some clerks are poor;
2. A is poor
Conclusion :
I. A is clerk.
II. A has a large family.
Options- A. Both conclusions I and Ii
- B. Only conclusion II
- C. Only conclusion I follows.
- D. Neither conclusion I nor conclusion Ii follows. Discuss
Correct Answer: Neither conclusion I nor conclusion Ii follows.
Explanation:
It is not necessary that A is a clerk though he is poor.
- 9. Ant : Fly : Bee
Options- A. Termite
- B. Insect
- C. Lizard
- D. Small Discuss
Correct Answer: Insect
Explanation:
All are insects.
- 10. NA
Options- A. Radium
- B. Thorium
- C. Sodium
- D. Uranium Discuss
Correct Answer: Sodium
Explanation:
Except 'Sodium' all other are radioactive.
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