GATE प्रश्न और उत्तर का अभ्यास करें
8प्र: Find out which pair of words can be filled up in the blanks in the sentence to make the sentence meaningfully complete. The policy on foreign direct investment in multi- brand retail may be _______ in a political impasse, but big retail chains are using India as sourcing base and making an _________ on local businesses. 2085 05b5cc6c5e4d2b4197774dd55
5b5cc6c5e4d2b4197774dd55- 1Caught, impacttrue
- 2Caught, effectfalse
- 3Fetched, affectfalse
- 4Fetching, impactfalse
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 1. "Caught, impact"
व्याख्या :
Answer: A) Caught, impact Explanation: Caught - according to the sentence given caught means to become involved in something, often without wanting to. Impasse - means a situation in which further development is impossible.
प्र: Math Challenge 2084 05b5cc6d5e4d2b4197774e633
5b5cc6d5e4d2b4197774e633- 17false
- 244false
- 34true
- 433false
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उत्तर : 3. "4"
व्याख्या :
Answer: C) 4 Explanation: Let the required number be 'N' given that its quarter i.e; N/4 exceeds its double i.e, 2N by 7 => N/4 + 7 = 2N => N + 28 = 8N 7N = 28 N = 4.
प्र: The number of ways in which six boys and six girls can be seated in a row for a photograph so that no two girls sit together is ? 2084 05b5cc6e2e4d2b4197774ec3e
5b5cc6e2e4d2b4197774ec3e- 12(6!)false
- 26! x 7false
- 36! x ⁷P₆true
- 4Nonefalse
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 3. "6! x ⁷P₆"
व्याख्या :
Answer: C) 6! x ⁷P₆ Explanation: We can initially arrange the six boys in 6! ways.Having done this, now three are seven places and six girls to be arranged. This can be done in ⁷P₆ ways. Hence required number of ways = 6! x ⁷P₆
प्र: Crack the series missing Number Puzzle ? 2083 05b5cc6c0e4d2b4197774dad0
5b5cc6c0e4d2b4197774dad0- 1330false
- 2253false
- 3221false
- 4363true
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 4. "363"
व्याख्या :
Answer: D) 363 Explanation: The given numbers in the series follows a pattern that, 3 (3 x 3) + 3 = 12 (12 x 3) + 3 = 39 (39 x 3) + 3 = 120 (120 x 3) + 3 = 363.
प्र: P, Q, and R can do a job in 12 days together. If their efficiency of working be in the ratio 3 : 8 : 5, Find in what time Q can complete the same work alone? 2083 05b5cc698e4d2b4197774c61d
5b5cc698e4d2b4197774c61d- 136 daystrue
- 230 daysfalse
- 324 daysfalse
- 422 daysfalse
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उत्तर : 1. "36 days"
व्याख्या :
Answer: A) 36 days Explanation: Given the ratio of efficiencies of P, Q & R are 3 : 8 : 5 Let the efficiencies of P, Q & R be 3x, 8x and 5x respectively They can do work for 12 days. => Total work = 12 x 16x = 192x Now, the required time taken by Q to complete the job alone = 162x8x = 24 days.
प्र: According to experts what percentage of trash is recyclable? 2082 05b5cc68ee4d2b4197774c3ea
5b5cc68ee4d2b4197774c3ea- 116%false
- 236%false
- 372%false
- 490%true
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उत्तर : 4. "90%"
व्याख्या :
Answer: D) 90% Explanation:
प्र: In a group of 6 boys and 4 girls, four children are to be selected. In how many different ways can they be selected such that at least one boy should be there ? 2082 05b5cc774e4d2b41977750011
5b5cc774e4d2b41977750011- 1205false
- 2194false
- 3209true
- 4159false
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 3. "209"
व्याख्या :
Answer: C) 209 Explanation: We may have (1 boy and 3 girls)or(2boys and 2 girls)or(3 boys and 1 girl)or(4 boys). Required number of ways = (C16× C34) + C26×C24 + (C36× C14) + (C46) = (24+90+80+15) = 209.
प्र: Covalent bonds hold atoms together because they 2080 05b5cc619e4d2b4197774b73e
5b5cc619e4d2b4197774b73e- 1fill shells without giving atoms much chargefalse
- 2bring electrons closer to protonsfalse
- 3Both A & Btrue
- 4use forces between nuclei as well as forces between electronsfalse
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उत्तर : 3. "Both A & B"
व्याख्या :
Answer: C) Both A & B Explanation: Covalent bonds hold atoms together because the attraction between the positively charged nuclei and the negatively charged shared electrons is greater than the repulsions between the nuclei themselves.

