Aptitude Questions Practice Question and Answer

Q: 30 आदमी किसी काम को 25 दिन में कर सकते हैं तो उसी काम को 75 आदमी कितने दिन में कर पायेंगे? 4507 2

  • 1
    15
    Correct
    Wrong
  • 2
    12
    Correct
    Wrong
  • 3
    16
    Correct
    Wrong
  • 4
    10
    Correct
    Wrong
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Answer : 4. "10"

Q: If log 64 = 1.8061, then the value of log 16 will be (approx)? 4330 0

  • 1
    1.9048
    Correct
    Wrong
  • 2
    1.2040
    Correct
    Wrong
  • 3
    0.9840
    Correct
    Wrong
  • 4
    1.4521
    Correct
    Wrong
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Answer : 2. "1.2040"
Explanation :

Answer: B) 1.2040 Explanation: Given that, log 64 = 1.8061  i.e log43=1.8061  --> 3 log 4 = 1.8061 --> log 4 = 0.6020 --> 2 log 4 = 1.2040 ⇒log42=1.2040 Therefore, log 16 = 1.2040

Q: Solve the equation 122x+1 = 1 ? 4081 0

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

Answer: A) -1/2 Explanation: Rewrite equation as 122x+1 = 120   Leads to 2x + 1 = 0    Solve for x : x = -1/2

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