Aptitude Practice Question and Answer

Q:

If $$ {sin\ {θ}}={1\over {\sqrt{2}}}$$ then (tanθ+cosθ)=?

1582 1

  • 1
    $${1\over{\sqrt{2}}}$$
    Correct
    Wrong
  • 2
    $${2\over{\sqrt{2}}}$$
    Correct
    Wrong
  • 3
    $${3\over{\sqrt{2}}}$$
    Correct
    Wrong
  • 4
    $$ {(1+\sqrt{2})\over{\sqrt{2}}}$$
    Correct
    Wrong
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Answer : 4. "$$ {(1+\sqrt{2})\over{\sqrt{2}}}$$"

Q:

In a kilometer race, A can give B a start of 100 m or 15 seconds. How long does A take to complete the race?

1581 0

  • 1
    135 seconds
    Correct
    Wrong
  • 2
    120 seconds
    Correct
    Wrong
  • 3
    165 seconds
    Correct
    Wrong
  • 4
    155 seconds
    Correct
    Wrong
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Answer : 1. "135 seconds "

Q:

The curved surface area of cylindrical pillar is $$ {264 m^{2}}$$ and its volume is $$ {924 m^{3}}$$. Find the ratio of its diameter to its height.

1581 0

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

Q:

A, B and C can complete a work in 10, 20 and 30 days respectively. If D can destroy the same work in 15 days. Find the time taken by all of them to complete the whole work.

1580 0

  • 1
    50/7days
    Correct
    Wrong
  • 2
    60/7 days
    Correct
    Wrong
  • 3
    20/3 days
    Correct
    Wrong
  • 4
    40/7 days
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 2. "60/7 days"

Q:

The value of $$ cos {20^o} cos {40^o}cos {60^o}cos {80^o}$$ is:

1579 0

  • 1
    $$ {1\over 15}$$
    Correct
    Wrong
  • 2
    $$ {1\over 16}$$
    Correct
    Wrong
  • 3
    $$ {1\over 12}$$
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "$$ {1\over 16}$$"

Q:

Direction: In the following questions two equations numbered I and II are given. You have to solve both the equations and give answer.
(A) x>y
(B) x≥y
(C) x˂y
(D) x≤y
(E) x=y or the relations ship cannot be established

 I. x2-7x + 12 = 0
II. y2 - 12y + 32 = 0 

1579 0

  • 1
    A
    Correct
    Wrong
  • 2
    B
    Correct
    Wrong
  • 3
    C
    Correct
    Wrong
  • 4
    D
    Correct
    Wrong
  • 5
    E
    Correct
    Wrong
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Answer : 1. "A"

Q:

If the perimeter of a triangle is 30 cm and the area is 30 square cm, if the length of the larger side is 13 cm, then what is the length of the shorter side?

1579 0

  • 1
    4 cm
    Correct
    Wrong
  • 2
    6 cm
    Correct
    Wrong
  • 3
    5 cm
    Correct
    Wrong
  • 4
    10 cm
    Correct
    Wrong
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Answer : 3. "5 cm"

Q:

O is the incentre of ∆ABC and ∠A = 30° then ∠BOC is

1579 0

  • 1
    100°
    Correct
    Wrong
  • 2
    105°
    Correct
    Wrong
  • 3
    110°
    Correct
    Wrong
  • 4
    90°
    Correct
    Wrong
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Answer : 2. "105° "

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