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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. NA
Options- A. 49
- B. 140
- C. 112
- D. 97 Discuss
Correct Answer: 49
Explanation:
This is the only square in the group.
- 2. Either Sam is ill, or he is drunk.
A. Sam is ill.
B. Sam is not ill.
C. Sam is drunk.
D. Sam is not drunk.
Options- A. AB
- B. DA
- C. AC
- D. CD Discuss
Correct Answer: DA
Explanation:
Sam is not drunk, so he must be ill.
- 3. E M I H T R
1 2 3 4 5 6
Options- A. 1, 2, 3, 4, 5, 6
- B. 4, 1, 6, 2, 3, 5,
- C. 5, 1, 6, 4, 3, 2
- D. 6, 1, 2, 3, 5, 4 Discuss
Correct Answer: 4, 1, 6, 2, 3, 5,
Explanation:
HERMIT ? (4, 1, 6, 2, 3, 5 )
- 4. R T A N U E
1 2 3 4 5 6
Options- A. 1, 3, 2, 6, 4, 5
- B. 3, 2, 4, 6, 1, 5
- C. 4, 3, 2, 5, 1, 6
- D. 4, 6, 5, 2, 3, 1 Discuss
Correct Answer: 4, 3, 2, 5, 1, 6
Explanation:
NATURE ? (4, 3, 2, 5, 1, 6)
- 5. Find the odd word.
Options- A. Silver
- B. Iron
- C. Gold
- D. Hydrogen Discuss
Correct Answer: Hydrogen
Explanation:
All except 'Hydrogen' are metals.
- 6. In a group of cows and hens, the number of legs are 14 more than twice the number of heads. The number of cows is
Options- A. 5
- B. 7
- C. 10
- D. 12 Discuss
Correct Answer: 7
Explanation:
Let the number of cows be x and the number of hens be y.Then, 4x + 2y = 2 (x + y) + 14 ⟺ 4x + 2y = 2x + 2y + 14 ⟺ 2x = 14 ⟺ x = 7.
- 7. Which of the following combinations of person, college and profession is definitely correct?
Options- A. E ? X ? Fashion Designing
- B. F ? X ? Engineering
- C. A ? Y ? Businessman
- D. D ? Z ? Teaching Discuss
Correct Answer: D ? Z ? Teaching
Explanation:
Based on the conclusion table, (d) is the right answer
- 8. a_ba_c_aad_aa_ea
Options- A. babbb
- B. babbd
- C. babbc
- D. bacde Discuss
Correct Answer: bacde
Explanation:
The first word is abba. second word will start from a and second n third letter will next alphabetical letter , similar for 3rd and 4th words also.
abba/acca/adda/aeea
Hence, Answer will be bacde and these letters will come in gap, respectively.- 9. Statement
Everybody loves reading adventure stories.
Assumptions
I. The adventure stories are the only reading materials.
II. Nobody loves reading any other material.
Options- A. if only Assumption I is implicit
- B. if only Assumption II is implicit
- C. it either I or II is implicit `
- D. it neither I not II is implicit Discuss
Correct Answer: it neither I not II is implicit
Explanation:
Both the statement have no connection with the given statement. Assumption I becomes disconnected because of the word 'only' while Assumption II is rubbish as the statement does not say anything about reading materials other than adventure stories. Hence, Assumptions I and II both are invalid.
- 10. Russia : Moscow
Options- A. India : Mumbai
- B. Norway : Oslo
- C. China : Shanghai
- D. Pakistan : Faislabad Discuss
Correct Answer: Norway : Oslo
Explanation:
Country and capital pair.
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