Quantitative Aptitude Practice Question and Answer

Q: A man walks 6 km at a speed of 112kmph, runs 8 km at a speed of 2 kmph and goes by bus another 32 km. Speed of the bus is 8 kmph. Find the average speed of the man in kmph. 2462 0

  • 1
    4314
    Correct
    Wrong
  • 2
    4213
    Correct
    Wrong
  • 3
    2413
    Correct
    Wrong
  • 4
    3414
    Correct
    Wrong
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Answer : 2. "4213"
Explanation :

Answer: B) Option B Explanation: Man walked 6 km at 1.5 kmph, again he walked 8 km at speed of 2 kmph and 40 km at a speed of 8kmphtime taken indivisually: => 6/1.5 = 4 m=> 8/2 = 4 m=> 40/8 = 5 m   Average speed of man= total distance/ total time=> 54/13 = 4213 kmph

Q: 7 years ago, the ratio of the ages of Anirudh to that of Bhavana, was 7:9. Chandhu is 12 years older than Anirudh and 12 years younger than Bhavana. What is Chandhu's present age? 2461 0

  • 1
    91 years
    Correct
    Wrong
  • 2
    115 years
    Correct
    Wrong
  • 3
    103 years
    Correct
    Wrong
  • 4
    Can't be determined
    Correct
    Wrong
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Answer : 3. "103 years"
Explanation :

Answer: C) 103 years Explanation: Let present Anirudh's age be 'A' and Bhavana's age be 'B' Given seven years, their ratio is 7:9 => A-7 : B-7 = 7 : 9 => 9A - 7B = 14 .......(1) And given, Chandhu is 12 years older than A nad 12 years younger than B => C = A + 12....(2) => B = C + 12 => B = A + 12 + 12 .....(From (2)) => B = A + 24 ....(3) Put (3) in (1) 9A - 7(A+24) = 14 9A - 7A - 168 = 14 2A = 182 => A = 91 years => C = A + 12 = 91 +12 = 103 years.

Q: K and L starts walking towards each other at 4 pm at speed of 3 km/hr and 4 km/hr respectively. They were initially 17.5 km apart. At what time do they meet ? 2459 0

  • 1
    6:00 am
    Correct
    Wrong
  • 2
    6:30 pm
    Correct
    Wrong
  • 3
    5:45 am
    Correct
    Wrong
  • 4
    5:52 pm
    Correct
    Wrong
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Answer : 2. "6:30 pm"
Explanation :

Answer: B) 6:30 pm Explanation: Suppose they meet after 'h' hours Then 3h + 4h = 17.5 7h = 17.5 h = 2.5 hours So they meet at => 4 + 2.5 = 6:30 pm

Q: Find the odd man out of the following number sequence? 3, 5, 13, 43, 167 2455 0

  • 1
    167
    Correct
    Wrong
  • 2
    43
    Correct
    Wrong
  • 3
    13
    Correct
    Wrong
  • 4
    5
    Correct
    Wrong
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Answer : 1. "167"
Explanation :

Answer: A) 167 Explanation: The given number series is 3, 5, 13, 43, 167 3 3 x 1 + 2 = 5 5 x 2 + 3 = 13 13 x 3 + 4 = 43 43 x 4 + 5 = 177 (not equal to 167)   Hence, the odd number in the given number sequence is 167.

Q: The probability that a bowler bowled a ball from a point will hit by the batsman is ¼. Three such balls are bowled simultaneously towards the batsman from that very point. What is the probability that the batsman will hit the ball ? 2453 0

  • 1
    37/64
    Correct
    Wrong
  • 2
    27/56
    Correct
    Wrong
  • 3
    11/13
    Correct
    Wrong
  • 4
    9/8
    Correct
    Wrong
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Answer : 1. "37/64"
Explanation :

Answer: A) 37/64 Explanation: Probability of not hitting the ball = 1- 1/4 =Then, the probability that the batsman will hit the ball =

Q: A water tank in a village is normally filled in 8 hours but takes 2 hours longer to fill because of a leak in its bottom. If the tank is full, in how many hrs will the leak empty it ? 2448 0

  • 1
    34 hrs
    Correct
    Wrong
  • 2
    36 hrs
    Correct
    Wrong
  • 3
    38 hrs
    Correct
    Wrong
  • 4
    40 hrs
    Correct
    Wrong
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Answer : 4. "40 hrs"
Explanation :

Answer: D) 40 hrs Explanation: The time taken by the leak to empty the tank = 18 - 110 = 5 - 440 = 140 Therefore, the leak empties the tank in 40 hours.

Q: Find the odd term from the given series of numbers  ? 125, 127, 130, 135, 142, 153, 165 ? 2447 0

  • 1
    153
    Correct
    Wrong
  • 2
    165
    Correct
    Wrong
  • 3
    142
    Correct
    Wrong
  • 4
    127
    Correct
    Wrong
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Answer : 2. "165"
Explanation :

Answer: B) 165 Explanation: From the beginning, the next term comes by adding prime numbers in a sequence of 2, 3, 5, 7, 9, 11, 13... to its previous term. But 165 will not be in the series as it must be replaced by 166 since 153+13 = 166.

Q: What is two weeks from today? 2447 0

  • 1
    same day
    Correct
    Wrong
  • 2
    previous day
    Correct
    Wrong
  • 3
    next day
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 1. "same day"
Explanation :

Answer: A) same day Explanation: We know that the day repeats every 7 days, 14 days, 21 days,... So if today is Monday, after 7 days it is again Monday, after 14 days again it is Monday. Hence, after 2 weeks i.e, 14 days the day repeats and is the same day.

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