Aptitude Practice Question and Answer

Q:

The LCM of two consecutive even numbers is 144, find the numbers?

1708 0

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

Q:

How many perfect squares lie between 120 and 300? 

1708 0

  • 1
    7
    Correct
    Wrong
  • 2
    8
    Correct
    Wrong
  • 3
    5
    Correct
    Wrong
  • 4
    6
    Correct
    Wrong
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Answer : 1. "7"

Q:

If 3x + 7y=75, 5x- 5y= 25, then the value of (x +y)=?

1708 1

  • 1
    17
    Correct
    Wrong
  • 2
    16
    Correct
    Wrong
  • 3
    18
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
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Answer : 2. "16"

Q: A can do a piece of work in 15 days and B in 20 days. If they together work it for 4 days, then the fraction of the work that is left is: 1708 0

  • 1
    $${8\over 15}$$
    Correct
    Wrong
  • 2
    $${7\over 15}$$
    Correct
    Wrong
  • 3
    $${1\over 4}$$
    Correct
    Wrong
  • 4
    $${1\over 10}$$
    Correct
    Wrong
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Answer : 1. "$${8\over 15}$$"

Q:

A man swims downstream distance of 15 km in 1 hour. If the speed of the current is 5 km/ hr, the time taken by the man to swim the same distance upstream is : 

1708 0

  • 1
    1 hr 30 min
    Correct
    Wrong
  • 2
    45 min
    Correct
    Wrong
  • 3
    2 hr 30 min
    Correct
    Wrong
  • 4
    3 hrs
    Correct
    Wrong
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Answer : 4. "3 hrs"

Q:

Ranveer bought a computer paying 25% less than the list price and sold it to his neighbour at a 40% profit on his purchase cost. The profit percentage earned by Ranveer on the list price of the computer is:

1708 0

  • 1
    10%
    Correct
    Wrong
  • 2
    7.5%
    Correct
    Wrong
  • 3
    6.67%
    Correct
    Wrong
  • 4
    5%
    Correct
    Wrong
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Answer : 4. "5%"

Q:

If   0.8 : X :: 5 : 8, then the value of X is

1708 0

  • 1
    1.28
    Correct
    Wrong
  • 2
    1.16
    Correct
    Wrong
  • 3
    1.32
    Correct
    Wrong
  • 4
    1.24
    Correct
    Wrong
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Answer : 1. "1.28"

Q:

If a=34, b=c=33, then the value of a3+b3+c3-3abc is 

1707 0

  • 1
    50
    Correct
    Wrong
  • 2
    100
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    111
    Correct
    Wrong
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Answer : 2. "100"

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