Practice Question and Answer

Q:

The army of Thakur Khushal Singh defeated the army of Jodhpur on 8th September, 1857 at________. 

1712 0

  • 1
    Aasop
    Correct
    Wrong
  • 2
    Gular
    Correct
    Wrong
  • 3
    Bithoda
    Correct
    Wrong
  • 4
    Khejarli
    Correct
    Wrong
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Answer : 3. "Bithoda"

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Answer :
Explanation :

The letter 'E'. As of the above given data, It is in the 1st place in Earth, 2nd in Heaven and in the middle of the Sea. It appears once in a Year and twice in a Week. It is present in February, June, September, October, November & December. But not in the Month.   Hence, it is the letter 'E'.

Q:

A tank is 25m long 12m wide and 6m deep. The cost of plastering its walls and bottom at 225 paise per sq m is

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  • 1
    Rs. 1674
    Correct
    Wrong
  • 2
    Rs. 1540
    Correct
    Wrong
  • 3
    Rs. 1632
    Correct
    Wrong
  • 4
    Rs. 1600
    Correct
    Wrong
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Answer : 1. "Rs. 1674 "

Q: Which compound matches the IR Spectrum? 1712 0

  • 1
    1, 5 – hexadiene
    Correct
    Wrong
  • 2
    3 – Hexanol
    Correct
    Wrong
  • 3
    Trans – 4 – octene
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 1. "1, 5 – hexadiene"
Explanation :

Answer: A) 1, 5 – hexadiene Explanation: 3 – Hexanol: There is no alcohol stretch present in the spectrum. Therefore, the above structure is not suitable for the given spectrum.   Trans – 4 – octene: There is no vinyl bending present in the spectrum. Therefore, the above structure is not suitable for the given spectrum. 1, 5 – hexadiene: The vinyl bending and other stretches were matched with the above structure.     Hence, the c = c stretch, vinyl bending and stretch were matched with the above structure. Therefore, the given spectrum belongs to 1, 5 – hexadiene.

Q:

Two numbers are in the ratio x : y . If 2 is added to both numerator and denominator ,  the fraction becomes $$ 1\over2$$. Find the value of x + y . 

1712 0

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

Q:

A boat goes 12 km downstream and comes back to the starting point in 3 hours. If the speed of the current is 3 km/hr, then the speed (in km/hr) of the boat in still water is : 

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  • 1
    8 km/ h
    Correct
    Wrong
  • 2
    6 km/ h
    Correct
    Wrong
  • 3
    12 km/ h
    Correct
    Wrong
  • 4
    9 km/ h
    Correct
    Wrong
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Answer : 4. "9 km/ h "

Q:

C can do a work alone in 120 days. B is twice as efficient as C and A is thrice as efficient as B. In how many days can they work Finish together?

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  • 1
    16.67
    Correct
    Wrong
  • 2
    13.33
    Correct
    Wrong
  • 3
    12.5
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
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Answer : 2. "13.33"

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