GRE Practice Question and Answer

Q: A can do a work in 9 days, B can do a work in 7 days, C can do a work in 5 days. A works on the first day, B works on the second day and C on the third day respectively that is they work on alternate days. When will they finish the work ? 1320 0

  • 1
    [7 + (215/345)] days
    Correct
    Wrong
  • 2
    [6 + (11/215)] days
    Correct
    Wrong
  • 3
    [6 + (261/315)] days
    Correct
    Wrong
  • 4
    [5 + (112/351)] days
    Correct
    Wrong
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Answer : 3. "[6 + (261/315)] days"
Explanation :

Answer: C) [6 + (261/315)] days Explanation: After day 1, A finishes 1/9 of the work. After day 2, B finishes 1/7 more of the total work. (1/9) + (1/7) is finished. After day 3, C finishes 1/5 more of total work. Total finished is 143/315. So, after day 6, total work finished is 286/315.   Now remaining work =  29 /315   On day 7, A will work again    Work will be completed on day 7 when A is working. He must finish 29/315 of total remaining work.   Since he takes 9 days to finish the total task, he will need 261/315 of the day.    Total days required is 6 + (261/315) days.

Q: Everyone has it and no one can lose it. What is it? 1316 0

  • 1
    Face
    Correct
    Wrong
  • 2
    Teeth
    Correct
    Wrong
  • 3
    Hair
    Correct
    Wrong
  • 4
    Shadow
    Correct
    Wrong
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Answer : 4. "Shadow"
Explanation :

Answer: D) Shadow Explanation:

Q: I have keys but no locks, I have space but no room. You can enter but can't go outside. What am I? 1306 0

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Answer :
Explanation :

I am Keyboard. A Keyboard has keys of letters, space button and enter button.

Q: When a number is divided by 138 the remainder is 26. What will be the remainder if the same number is divided by 23 ? 1303 0

  • 1
    4
    Correct
    Wrong
  • 2
    6
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
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Answer : 3. "3"
Explanation :

Answer: C) 3 Explanation: Number = quotient x divisor + remainder;so, herenumber = 138 k + 26=> (23 x 6k) + (23+3)=> 23(6k+1)+3so, remainder is 3.

Q: What tastes better than it smells? 1298 0

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Answer :
Explanation :

Tongue. Yes tongue tastes better than it smells as it can't smell.

Q: Find which of the two conclusions I and II given below is/are definitely true from the the given statements.   Statements: I > W > T > N, I = F = G = C   Conclusions:    I. W > I                                           II. C > N 1292 0

  • 1
    Only Conclusion I is true
    Correct
    Wrong
  • 2
    Only Conclusion II is true
    Correct
    Wrong
  • 3
    Both conclusions I & II are true
    Correct
    Wrong
  • 4
    Neither conclusion I nor II is true
    Correct
    Wrong
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Answer : 2. "Only Conclusion II is true"
Explanation :

Answer: B) Only Conclusion II is true Explanation: From the given Statements :   1. I > W > T > N  2. F = G = C  Conclusions are :   I. W > I (False)  II. C > N (True)

Q: Crack the code? 1283 0

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Answer :
Explanation :

STARTLING is a required 9 letter English word is still a word each time you remove a letter from the word. And how it is shown below:    1. Remove the L, and the word becomes: STARTING 2. Remove one T, and the word becomes: STARING 3. Remove the A, and the word becomes: STRING 4. Remove the R, and the word becomes: STING 5. Remove the other T, and the word becomes: SING 6. Remove the G, and the word becomes: SIN 7. Remove the S, and the word becomes: IN 8. Remove the N, and the word becomes: I

Q: What is 12 S of the Z? 1280 0

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Answer :
Explanation :

12 S of Z represents 12 Signs of the Zodiac.   It is similar to the 1. 52 W in a Y        -  52 weeks in a year 2. 3 H in a C          -  3 Hands in a Clock 3. 3600 S in an H   -  3600 Seconds in an Hour 4. 5 O in the W      -   5 Oceans in the World

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