GRE Practice Question and Answer

Q: How many Months of the year have 28 Days? 2036 0

  • 1
    12
    Correct
    Wrong
  • 2
    7
    Correct
    Wrong
  • 3
    5
    Correct
    Wrong
  • 4
    6
    Correct
    Wrong
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Answer : 1. "12"
Explanation :

Answer: A) 12 Explanation: We have 12 months.   In every month we get 28 or more days.    So that implies we get 28 days in each and every month.

Q: What has One Eye Yet cannot See? 2034 0

  • 1
    One-eyed Jack
    Correct
    Wrong
  • 2
    A Needle
    Correct
    Wrong
  • 3
    Blind Justice
    Correct
    Wrong
  • 4
    Hurricane eye
    Correct
    Wrong
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Answer : 2. "A Needle"
Explanation :

Answer: B) A Needle Explanation: What has one eye yet cannot see is An Eye of a Needle.   A needle has an eye through which we thread it but it is not for seeing.

Q: 20 men went to a restaurant. Ninteen of them paid Rs.70 each and the twentieth man paid Rs.90.25 more than the average of all the 20 men. What is the total bill ? 2033 0

  • 1
    Rs. 1495
    Correct
    Wrong
  • 2
    Rs. 548
    Correct
    Wrong
  • 3
    Rs. 850
    Correct
    Wrong
  • 4
    Rs. 1750
    Correct
    Wrong
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Answer : 1. "Rs. 1495"
Explanation :

Answer: A) Rs. 1495 Explanation: Let the average bill paid by twenty members = 'x' But 19 men paid each = Rs. 70 20th man paid Rs. 90.25 more than the avg bill of 20 = x + 90.25 20x = 19(70) + x + 90.2519x = 1330 + 90.2519x = 1420.25x = 1420.25/19 = Rs. 74.75 But the total bill = 20 x 74.75 = Rs. 1495.

Q: (3x + 2) (2x - 5) = ax² + kx + n. What is the value of  a - n + k ? 2032 0

  • 1
    4
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    5
    Correct
    Wrong
  • 4
    3
    Correct
    Wrong
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Answer : 3. "5"
Explanation :

Answer: C) 5 Explanation: (3x + 2) (2x - 5) = ax2+kx+n ...............(1)   But (3x + 2)(2x - 5) = 6x2-11x-10........(2)   so by comparing (1) & (2),   we get a= 6, k= -11 , n= -10   (a - n + k) = 6 + 10 - 11 = 5.

Q: There is 50% increase in an amount in 5 years at simple interest. What will be the compound interest of Rs. 12,000 after 3 years at the same rate ? 2031 0

  • 1
    Rs. 5422
    Correct
    Wrong
  • 2
    Rs. 5489
    Correct
    Wrong
  • 3
    Rs. 3972
    Correct
    Wrong
  • 4
    Rs. 6145
    Correct
    Wrong
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Answer : 3. "Rs. 3972"
Explanation :

Answer: C) Rs. 3972 Explanation: Let p = Rs. 100. Then, S.I is Rs. 50 and time = 5 years.  ∴ R = 100×50100×5= 10% p.a.   Now, p = Rs. 12,000 , T = 3 years and R = 10% p.a. C.I. = Rs. 12000×1+101003-1= Rs. 3972

Q: What color does yellow and green make? 2030 0

  • 1
    Lime
    Correct
    Wrong
  • 2
    Ocean mist
    Correct
    Wrong
  • 3
    Maroon
    Correct
    Wrong
  • 4
    Tangerine
    Correct
    Wrong
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Answer : 1. "Lime"
Explanation :

Answer: A) Lime Explanation: Yellow and green color mix make a Lime color.   The three primary colors in additive mixing are red, green, and blue. In the absence of color or, when no colors are showing, the result is black. If all three primary colors are showing, the result is white. When red and green combine, the result is yellow. When red and blue combine, the result is magenta. When blue and green combine, the result is cyan.

Q: There is sufficient salary to give K for 10 days and L for 15 days. Then how many days will the money last if both has to be given the salary ? 2023 0

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

Answer: A) 6 days Explanation: K's 1 day's salary = 1/10 L's 1 day's salary = 1/15 Together their 1 day's salary = 1/10 + 1/15 = 3/30 + 2/30 = 5/30 = 1/6 So the money will be enough for paying them both for 6 days.

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