Quantitative Aptitude Practice Question and Answer

Q:

The number of females in the Marketing department are approximately what percent of the total employees in marketing and customer Relation department together?

6100 0

  • 1
    26
    Correct
    Wrong
  • 2
    36
    Correct
    Wrong
  • 3
    6
    Correct
    Wrong
  • 4
    46
    Correct
    Wrong
  • 5
    16
    Correct
    Wrong
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Answer : 5. "16"

Q: Amar can do a piece of work in 10 days. He works at it for 4 days and then Arun finishes it in 9 days. In how many days can Amar and Arun together finish the work ? 6082 0

  • 1
    4 days
    Correct
    Wrong
  • 2
    8 days
    Correct
    Wrong
  • 3
    3 days
    Correct
    Wrong
  • 4
    6 days
    Correct
    Wrong
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Answer : 4. "6 days"
Explanation :

Answer: D) 6 days Explanation: 4/10 + 9/x = 1     => x = 15    Then both can do in  1/10 + 1/15 = 1/6     => 6 days

Q: What is the number of digits in 333? Given that log3 = 0.47712? 6080 0

  • 1
    12
    Correct
    Wrong
  • 2
    13
    Correct
    Wrong
  • 3
    14
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
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Answer : 2. "13"
Explanation :

Answer: B) 13 Explanation:  Let   Let x=333 = 333    Then, logx = 33 log3     = 27 x 0.47712 = 12.88224    Since the characteristic in the resultant value of log x is 12   ∴The number of digits in x is (12 + 1) = 13    Hence the required number of digits in 333is 13.

Q: A sum of Rs. 427 is to be divided among A, B and C in such a way that 3 times A’s share, 4 times B’s share and 7 times C’s share are all equal. The share of C is ? 6058 0

  • 1
    64
    Correct
    Wrong
  • 2
    76
    Correct
    Wrong
  • 3
    84
    Correct
    Wrong
  • 4
    98
    Correct
    Wrong
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Answer : 3. "84"
Explanation :

Answer: C) 84 Explanation: Given total sum = Rs. 427And given that 3 times A’s share, 4 times B’s share and 7 times C’s share are all equal.=> 3A = 4B = 7CBut given=> A + B + C = 427Now express A and B in terms of C i.e=> (7C/3) + (7C/4) + C = 427=> C = 84

Q: The ratio of number of students taking admission in a organisation X and Y was 5:8. If 20% of students exceed in organisation X and 10% of students exceed in organisation Y, then new ratio of students is 6011 1

  • 1
    15:22
    Correct
    Wrong
  • 2
    15:16
    Correct
    Wrong
  • 3
    5:4
    Correct
    Wrong
  • 4
    5:7
    Correct
    Wrong
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Answer : 1. "15:22"

Q: Find the unit digit of 4198 + 612345 + 34866 + 2411 + 1. 5989 0

  • 1
    3
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    1
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
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Answer : 3. "1"
Explanation :

Answer: C) 1 Explanation: Given that, 4198+612345+34866+2411+1 Now Power Cycle of 4 is 4, 6  6 is 6  8 is 8, 4, 2, 6 1 is 1   4198- 198 is even number , So the unit digit value is 6    612345 - It is always 6   34866-  66/4 the remainder is 2 , So the second value is 4   2411- 11 is odd number, So the unit digit value is 4   1 - It is always 1  Total = 21   Therefore, The unit digit is 1

Q: A shopkeeper sells a TV set on discount of 8% of printed price and gains 25%. If print price was Rs 20000 then, what was the cost price? 5982 0

  • 1
    Rs 13800
    Correct
    Wrong
  • 2
    Rs 14720
    Correct
    Wrong
  • 3
    Rs 14800
    Correct
    Wrong
  • 4
    Rs 13720
    Correct
    Wrong
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Answer : 2. "Rs 14720"

Q: Two persons start running simultaneously around a circular track of length 300 m from the same point at speeds of 15 km/hr and 25 km/hr. When will they meet for the first time any where on the track if they are moving in opposite directions  ? 5981 0

  • 1
    27 sec
    Correct
    Wrong
  • 2
    31 sec
    Correct
    Wrong
  • 3
    23 sec
    Correct
    Wrong
  • 4
    29 sec
    Correct
    Wrong
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Answer : 1. "27 sec"
Explanation :

Answer: A) 27 sec Explanation: Time taken to meet for the first time anywhere on the track = length of the track / relative speed = 300 / (15 + 25)5/18 = 300x 18 / 40 x 5 = 27 seconds.

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