Quantitative Aptitude Practice Question and Answer

Q: In a scheme, a pack of three soaps with MRP Rs.45 is available for Rs.42. If it still gives a profit of 5% to the shopkeeper, then the cost price of the pack is ? 4879 0

  • 1
    38
    Correct
    Wrong
  • 2
    39
    Correct
    Wrong
  • 3
    40
    Correct
    Wrong
  • 4
    41
    Correct
    Wrong
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Answer : 3. "40"
Explanation :

Answer: C) 40 Explanation: Given M.P=45,S.P=42, Profit = 0.05 Let C.P=x , Then Profit = (42-x)/x = 0.05=> x = 40.

Q: The total number of students in a school is 3250. If the number of girls in the school is 1495, then what is the respective ratio of the total number of boys to the total number of girls in the school? 4859 1

  • 1
    23:27
    Correct
    Wrong
  • 2
    25:29
    Correct
    Wrong
  • 3
    27:23
    Correct
    Wrong
  • 4
    29:25
    Correct
    Wrong
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Answer : 3. "27:23"

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Answer : 4. "444 kms"
Explanation :

Answer: D) 444 kms Explanation: 1h ----- 5 kms? ------ 60 kms Time = 12 hrs Relative Speed = 16 + 21 = 37 kmph T = 12 hrs D = S x T = 37 x 12 = 444 kms.

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Answer : 3. "38000"
Explanation :

Answer: C) 38000 Explanation: Here from the given information, The ratio of investments of Rajeev, Deepu & Shakti is R : D : S = (10000 × 12) : (12000 × 10) : (7200 × 8) = 25 : 25 : 12 Now the Profit = 2 × (72000-10000) = 124000 Share of Rajeev = 124000 x 25/62 = 48000 Profit of Rajeev = 48000 - 10000 = 38000

Q:

What should come place of the question mark(?) in the following number series?
17, 18 , 26, 53 , 117, ? , 458

4824 0

  • 1
    342
    Correct
    Wrong
  • 2
    142
    Correct
    Wrong
  • 3
    257
    Correct
    Wrong
  • 4
    262
    Correct
    Wrong
  • 5
    242
    Correct
    Wrong
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Answer : 5. "242"
Explanation :

The difference is number between 13 ,2, 3, 4, 53

Q: If log 64 = 1.8061, then the value of log 16 will be (approx)? 4781 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: The largest measuring cylinder that can accurately fill 3 tanks of capacity 98, 182 and 266 litres each, is of capacity ? 4727 0

  • 1
    7 lts
    Correct
    Wrong
  • 2
    14 lts
    Correct
    Wrong
  • 3
    98 lts
    Correct
    Wrong
  • 4
    42 lts
    Correct
    Wrong
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Answer : 2. "14 lts"
Explanation :

Answer: B) 14 lts Explanation: To know the the measuring cylinder that can fill all the given capacities , they must be divisible by the required number. 98,182,266 all are divisible by 14 So  14 litres  is the largest cylinder that can fill all the given cylinders.                                        (or) The other method is take HCF of all given capacities i.e 98, 182 and 266.

Q: A single person takes 4 minutes to type a page, if from 12 noon to 1.00 pm., 1080 pages are to be typed, how many persons should be employed on this job? 4709 0

  • 1
    108
    Correct
    Wrong
  • 2
    60
    Correct
    Wrong
  • 3
    90
    Correct
    Wrong
  • 4
    72
    Correct
    Wrong
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Answer : 4. "72"

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