Aptitude Practice Question and Answer

Q:

If three numbers are in the ratio 3:5:6 and their LCM Is 2160, then find their HCF.

3187 0

  • 1
    16
    Correct
    Wrong
  • 2
    18
    Correct
    Wrong
  • 3
    20
    Correct
    Wrong
  • 4
    22
    Correct
    Wrong
  • 5
    24
    Correct
    Wrong
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Answer : 5. "24"

Q:

À train consists of 12 bogies, each bogie is 15 m long. The train crosses a telegraph post in 18 s. Due to some problem, two bogies were detached. The train now cresses the telegraph post in 

3182 0

  • 1
    15 s
    Correct
    Wrong
  • 2
    12 s
    Correct
    Wrong
  • 3
    18 s
    Correct
    Wrong
  • 4
    20 s
    Correct
    Wrong
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Answer : 1. "15 s "

Q: A certain work can be completed in 100 days by a certain number of men. But, due to the absence of 10 people it could be completed in 110 days. How many workers were employed initially? 3181 0

  • 1
    100
    Correct
    Wrong
  • 2
    110
    Correct
    Wrong
  • 3
    55
    Correct
    Wrong
  • 4
    50
    Correct
    Wrong
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Answer : 2. " 110"

Q:

The ratio of two numbers is 4:5 and their LCM is 120. The numbers are

3173 0

  • 1
    30, 40
    Correct
    Wrong
  • 2
    40, 32
    Correct
    Wrong
  • 3
    24, 30
    Correct
    Wrong
  • 4
    36, 20
    Correct
    Wrong
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Answer : 3. "24, 30"

Q:

40 % are the passing marks. A student gets 250 marks yet fails by 38 marks. What are the maximum marks? 

3171 0

  • 1
    800
    Correct
    Wrong
  • 2
    840
    Correct
    Wrong
  • 3
    720
    Correct
    Wrong
  • 4
    750
    Correct
    Wrong
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Answer : 3. "720"

Q: Two trains of 440 metre and 260 metre lengths are running in the same direction and crosses each other in 35 sec. If the speed of slower train is 63 km/hr., then what is the speed of the faster train? 3170 0

  • 1
    135 km/hour
    Correct
    Wrong
  • 2
    125 km/hour
    Correct
    Wrong
  • 3
    138 km/hour
    Correct
    Wrong
  • 4
    250 km/hour
    Correct
    Wrong
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Answer : 1. "135 km/hour"

Q:

Pipe A can fill a tank in 4 hours and pipe B can fill it in 6 hours. If they are opened on alternate hours and if pipe A is opened first then in how many hours, the tank shall be full? 

3169 0

  • 1
    $$3{1\over 2}\ hrs$$
    Correct
    Wrong
  • 2
    $$3{1\over 4}\ hrs$$
    Correct
    Wrong
  • 3
    $$4{1\over 2}\ hrs$$
    Correct
    Wrong
  • 4
    $$4{2\over 3}\ hrs$$
    Correct
    Wrong
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Answer : 4. "$$4{2\over 3}\ hrs$$ "

Q:

Directions: The Bar Graph given here shows the population (in crores) of India in various census years. Observe the graph and answer the question based on it.  

Per year increase in population from the year 1931 to 1981 is 

3169 0

  • 1
    8100000
    Correct
    Wrong
  • 2
    7600000
    Correct
    Wrong
  • 3
    8900000
    Correct
    Wrong
  • 4
    6700000
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 1. "8100000 "

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