GRE Practice Question and Answer
8Q: Planet : Orbit :: Projectile : ? 2227 05b5cc66de4d2b4197774bf9b
5b5cc66de4d2b4197774bf9b- 1Pathfalse
- 2Milky wayfalse
- 3Trackfalse
- 4Trajectorytrue
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Answer : 4. "Trajectory"
Explanation :
Answer: D) Trajectory Explanation: The path traced by planet is called Orbit. Similarly, the path traced by projectile is called Trajectory. Hence, Planet : Orbit : : Projectile : Trajectory.
Q: If log72 = m, then log4928 is equal to ? 2226 05b5cc761e4d2b4197774fd5d
5b5cc761e4d2b4197774fd5d- 11/(1+2m)false
- 2(1+2m)/2true
- 32m/(2m+1)false
- 4(2m+1)/2mfalse
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Answer : 2. "(1+2m)/2"
Explanation :
Answer: B) (1+2m)/2 Explanation: log4928 = 12log77×4 = 12+122log72= 12+log72= 12 + m= 1+2m2.
Q: Read the following puzzle carefully, answer the question asked below ? Seven person K, L, M, N, O, P & Q likes seven colours. Yellow, White, Red, Orange, Blue, Gray and Black. They visit in different days starting from Monday to Sunday. 1) K visits one day after Thursday. 2) Only 4 people are in between K and L 3) The one who likes Red colour visits immediately after L. 4) Only one person visit between Red and Blue 5) The one who like white colour visit before one of days on which day M visits 6) The one who like white colour does not visit on Monday. 7) Only 1 person is in between N and O. N like Yellow. 8) There are same as many person in between K and Blue colour which are one less in between L and M. 9) Neither Q nor P likes Black. 10) Q does not visit on Saturday and does not like grey colour. Question : Who visits on Sunday and Tuesday and their favourite colors ? 2226 15b5cc6c2e4d2b4197774dba0
5b5cc6c2e4d2b4197774dba0- 1P & Mfalse
- 2N & Kfalse
- 3K & Ltrue
- 4P & Qfalse
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Answer : 3. "K & L"
Explanation :
Answer: C) K & L Explanation: Monday - N - Yellow Tuesday - L - White Wednesday - O - Red Thursday - Q - Orange Friday - M - Blue Saturday - P - Grey Sunday - K - Black From the above table, K & L visits Sunday & Tuesday and their favourite colors are Black and white respectively.
Q: What is the 13th letter of the English Alphabet? 2226 05b5cc6b5e4d2b4197774d52f
5b5cc6b5e4d2b4197774d52f- 1M & Ntrue
- 2M & Mfalse
- 3N & Nfalse
- 4N & Lfalse
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Answer : 1. "M & N"
Explanation :
Answer: A) M & N Explanation: There are 26 English Alphabets. They are: A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z. Therefore, from the left end the 13th letter is M and is Consonent. And from the right end the 13th letter is N and is Consonent.
Q: A trader mixes 36 kg of rice at Rs. 20 per kg with 14 kg of rice of other variety at Rs. 36 per kg and sells the mixture at Rs. 30 per kg. His profit percent is: 2223 05b5cc76ae4d2b4197774fe4a
5b5cc76ae4d2b4197774fe4a- 125%false
- 221.14%false
- 322.54%true
- 427.32%false
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Answer : 3. "22.54%"
Explanation :
Answer: C) 22.54% Explanation: C.P. of 50 kg rice = Rs. (36 x 20 + 14 x 36) = Rs. (720 + 504) = Rs.1224. S.P. of 56 kg rice = Rs. (50 x 30) = Rs.1500. Profit = 1500 - 1224 = Rs.276 Profit % = ProfitC.P×100 = 2761224×100 = 22.54%.
Q: A train for Fathehpur leaves for every 2 hrs 30 min from Agra station. An announcement was made that train left 37 mins ago and next train comes at 17:00hrs. At what time was the announcement made ? 2220 05b5cc715e4d2b4197774f445
5b5cc715e4d2b4197774f445- 115:07 hrstrue
- 215:20 hrsfalse
- 315:05 hrsfalse
- 415:00 hrsfalse
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Answer : 1. "15:07 hrs"
Explanation :
Answer: A) 15:07 hrs Explanation: Next train comes at 17:00 hrs.So, last train will be = 17:00hrs - 2:30hrs= 14:30hrsAnnouncement made after 37 min of the last train.S0, 14:30hrs + 00:37 min= 15:07 hrs.
Q: Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it? ___ utt ___ tt ___ ttu ___ 2216 05b5cc6f1e4d2b4197774ef59
5b5cc6f1e4d2b4197774ef59- 1t t u tfalse
- 2t u t tfalse
- 3t u u ttrue
- 4t t t ufalse
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Answer : 3. "t u u t"
Explanation :
Answer: C) t u u t Explanation: t, u, u and t. The sequence is : tut tut tut tut.
Q: A student can divide her books into groups of 5, 9 and 13. what is the smallest possible number of the books ? 2212 05b5cc74ae4d2b4197774fab3
5b5cc74ae4d2b4197774fab3- 1487false
- 2585true
- 3635false
- 4705false
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Answer : 2. "585"
Explanation :
Answer: B) 585 Explanation: The smallest possible number of books = L.C.M of 5, 9 and 13.Therefore, L.C.M of 5,9 and 13 is = 5 x 9 x 13 = 585.