GRE Practice Question and Answer

Q: Reptile is to Lizard as Flower is to 1651 0

  • 1
    Orchids
    Correct
    Wrong
  • 2
    Stem
    Correct
    Wrong
  • 3
    Leaf
    Correct
    Wrong
  • 4
    Petal
    Correct
    Wrong
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Answer : 1. "Orchids"
Explanation :

Answer: A) Orchids Explanation: Here Lizard is a type of Reptiles whereas Orchid is a type of flowers. Other than Orchids all are parts of Plants.   Hence, Reptile is to Lizard as Flower is to Orchids.

Q: The product of two positive numbers is p. If each of the numbers is increased by 2, the new product is how much greater than twice the sum of the two original numbers ? 1646 0

  • 1
    p times
    Correct
    Wrong
  • 2
    2p times
    Correct
    Wrong
  • 3
    (p + 4) times
    Correct
    Wrong
  • 4
    (2p + 3) times
    Correct
    Wrong
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Answer : 3. "(p + 4) times"
Explanation :

Answer: C) (p + 4) times Explanation: Let the two no's be a and b;Given product of the no's is p = ab;If the each nos is increased by 2 then the new product will be (a+2)(b+2) = ab + 2a + 2b + 4= ab + 2(a+b) + 4= p + 2(a+b) + 4Hence the new product is (p+4) times greater than twice the sum of the two original numbers.

Q: What is the product of a number and its reciprocal? 1641 0

  • 1
    0
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    -ve of the number
    Correct
    Wrong
  • 4
    the number itself
    Correct
    Wrong
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Answer : 2. "1"
Explanation :

Answer: B) 1 Explanation: The product of a number and its reciprocal is always equals to 1.   For Example : Let the number be 4. Now, its reciprocal is 1/4 Hence, required product = 4 x 1/4 = 1.   Now, take the number as -15. Then its reciprocal is -1/15 Required product = -15 x -1/15 = 1.   Hence, the product of a number and its reciprocal is 1.

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Answer : 2. "28 24 16 15 09 04"
Explanation :

Answer: B) 28 24 16 15 09 04 Explanation: Carefully obsrving the given arrangement, we find the following pattern:We observe that the given numbers are arranged in descending order (from left to right), altering the position of only one number in each step, followed by the other numbers as it is. The process continues till the whole set of numbers is arranged in the descending order. Step1: 28 16 09 24 15 04Step2: 28 24 16 09 15 04Step3: 28 24 16 15 09 04 Hence, the answer is B

Q: What has four wheels and flies? 1636 0

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Answer :
Explanation :

Garbage truck. It’s true, a garbage truck has 4 wheels and lots of flies because flies like garbage. Here flies means insects like houseflies, mosquitoes, ... It doesn't mean that it flies in the air.

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 ? 1636 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

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Answer :
Explanation :

A Windmill.

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