Practice Question and Answer

Q: In how many ways can 5 letters be posted in 4 letter boxes? 2433 0

  • 1
    512
    Correct
    Wrong
  • 2
    1024
    Correct
    Wrong
  • 3
    625
    Correct
    Wrong
  • 4
    20
    Correct
    Wrong
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Answer : 2. "1024"
Explanation :

Answer: B) 1024 Explanation: First letter can be posted in 4 letter boxes in 4 ways. Similarly second letter can be posted in 4 letter boxes in 4 ways and so on. Hence all the 5 letters can be posted in = 4 x 4 x 4 x 4 x 4 = 1024

Q: Two trains each 200-metre-long running in opposite direction crosses each other in 16 sec. What is the speed of first train? 2433 0

  • 1
    90 km/hour
    Correct
    Wrong
  • 2
    40 km/hour
    Correct
    Wrong
  • 3
    80 km/hour
    Correct
    Wrong
  • 4
    Data insufficient
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 4. "Data insufficient"

Q:

If a number multiplied by 25 % of itself gives a number which is 200% more than the number, then 25% of the number is -

2433 0

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

Q: A sum is divided among K, L and M in such a way that for each rupee K gets, L gets 45 paisa and M gets 30 paisa. If the share of L is Rs. 27,  what is the total amount  ? 2433 0

  • 1
    Rs. 159
    Correct
    Wrong
  • 2
    Rs. 96
    Correct
    Wrong
  • 3
    Rs. 147
    Correct
    Wrong
  • 4
    Rs. 105
    Correct
    Wrong
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Answer : 4. "Rs. 105"
Explanation :

Answer: D) Rs. 105 Explanation: K : L : M = 100 : 45 : 30              = 20 : 9 : 6 Given L share is 27 => 9  ------  27      35 ------  ?       => 105

Q:

Some equations have been solved on the basis of a particular system. On the same basis, find the correct answer to the equation.
1 × 3 × 5= 531
2 × 7 ×9 =972
4 × 6 × 8=?

2433 0

  • 1
    846
    Correct
    Wrong
  • 2
    468
    Correct
    Wrong
  • 3
    864
    Correct
    Wrong
  • 4
    684
    Correct
    Wrong
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Answer : 3. "864"

Q:

Study the diagram given below and answer each of the following questions.

How many persons takes all the three ?

2433 0

  • 1
    20
    Correct
    Wrong
  • 2
    17
    Correct
    Wrong
  • 3
    25
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
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Answer : 4. "15"

Q:

When ISRO was established?

2433 0

  • 1
    1955
    Correct
    Wrong
  • 2
    1958
    Correct
    Wrong
  • 3
    15 August 1969
    Correct
    Wrong
  • 4
    15 October 1969
    Correct
    Wrong
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Answer : 3. "15 August 1969 "
Explanation :

The Indian Space Research Organisation (ISRO) was founded on August 15, 1969. It was established by Dr. Vikram Sarabhai, who is often regarded as the father of the Indian space program. ISRO has played a crucial role in the development of space technology in India and has achieved numerous milestones in space exploration and satellite launches.

Q: Showing a man a woman said, "His brother's father is the only son of my grandfather". How is the woman related to the man? 2432 0

  • 1
    Sister
    Correct
    Wrong
  • 2
    Aunt
    Correct
    Wrong
  • 3
    Sister-in-law
    Correct
    Wrong
  • 4
    Daughter-in-law
    Correct
    Wrong
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Answer : 1. "Sister"
Explanation :

Answer: A) Sister Explanation: The man's brother's father means his father is the only son of woman's grandfather => grandfather to the man also => Woman and the man are brother and sisters.

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