Practice Question and Answer

Q: What approximate value will come in place of question mark (?) in the following question ?  (49.001)2  = ? 2168 0

  • 1
    2500
    Correct
    Wrong
  • 2
    2400
    Correct
    Wrong
  • 3
    2600
    Correct
    Wrong
  • 4
    2300
    Correct
    Wrong
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Answer : 2. "2400"
Explanation :

Answer: B) 2400 Explanation: Given (49.001)2  = ? => =~ 49 x 49 =~ 2401 =~ 2400

Q:

Which of the following is not a proposed beneficiary district of Indira Gandhi Nahar Project (IGNP)?

2168 0

  • 1
    Pali
    Correct
    Wrong
  • 2
    Sikar
    Correct
    Wrong
  • 3
    Nagaur
    Correct
    Wrong
  • 4
    Jodhpur
    Correct
    Wrong
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Answer : 1. "Pali"
Explanation :

1. Pali does not get drinking water from the Indira Gandhi Canal Project.

2. This canal passes through seven districts of Rajasthan which include Barmer, Bikaner, Churu, Hanumangarh, Jaisalmer, Jodhpur and Sriganganagar.

Q:

In which of the following question, find out which of the figures can be formed from the pieces given in problem figure.

2168 0

  • 1
    A
    Correct
    Wrong
  • 2
    B
    Correct
    Wrong
  • 3
    C
    Correct
    Wrong
  • 4
    D
    Correct
    Wrong
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Answer : 1. "A"

Q:

Name of the first Indian woman to win a Gold in Asian Games ?

2168 0

  • 1
    Kamaljeet Sandhu
    Correct
    Wrong
  • 2
    P.T.Usha
    Correct
    Wrong
  • 3
    Ragini Singh
    Correct
    Wrong
  • 4
    Sindhu
    Correct
    Wrong
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Answer : 1. "Kamaljeet Sandhu"

Q:

α and β  is two root of a equations $$2x^2-7x+ 12=0 $$ then the value of $$ {α \over β }  + {β \over α }=? $$

2168 1

  • 1
    24
    Correct
    Wrong
  • 2
    $$ {1 \over 24 }$$
    Correct
    Wrong
  • 3
    12
    Correct
    Wrong
  • 4
    $$ {1 \over 12 }$$
    Correct
    Wrong
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Answer : 2. "$$ {1 \over 24 }$$"

Q:

Improve the underlined part of the sentence. Choose ‘No improvement’ as an answer if the sentence is grammatically correct.

There has been a noticeable fall in the number of children dying from malnutrition.

2168 0

  • 1
    noticeable falling
    Correct
    Wrong
  • 2
    No improvement
    Correct
    Wrong
  • 3
    noticeably falling
    Correct
    Wrong
  • 4
    noticeably falls
    Correct
    Wrong
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Answer : 2. "No improvement"

Q:

From the following options, select the option which contains the figure given below.

2168 0

  • 1

    Correct
    Wrong
  • 2

    Correct
    Wrong
  • 3

    Correct
    Wrong
  • 4

    Correct
    Wrong
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Answer : 4. "

"

Q: How many six digit odd numbers can be formed from the digits 0, 2, 3, 5, 6, 7, 8, and 9 (repetition not allowed)? 2168 0

  • 1
    8640
    Correct
    Wrong
  • 2
    720
    Correct
    Wrong
  • 3
    3620
    Correct
    Wrong
  • 4
    4512
    Correct
    Wrong
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Answer : 1. "8640"
Explanation :

Answer: A) 8640 Explanation: Let the 6 digits of the required 6 digit number be abcdef Then, the number to be odd number the last digit must be odd digit i.e 3, 5, 7 or 9 The first digit cannot be ‘0’ => possible digits = 3, 5, 7, 2, 6, 8 Remaining 4 places can be of 6 x 5 x 4 x 3 ways This can be easily understood by Therefore, required number of ways = 6 x 6 x 5 x 4 x 3 x 4 = 36 x 20 x 12 = 720 x 12 = 8640 ways.

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