Aptitude Practice Question and Answer

Q:

In a triangle ABC, ∠ABC = 750 and ∠ABC = π0/4, The circular measure of ∠BAC is :

1783 0

  • 1
    $${5π\over 12}{radian}$$
    Correct
    Wrong
  • 2
    $${π\over 3}{radian} $$
    Correct
    Wrong
  • 3
    $${π\over 6}{radian} $$
    Correct
    Wrong
  • 4
    $${π\over 2}{radian} $$
    Correct
    Wrong
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Answer : 2. "$${π\over 3}{radian} $$"

Q:

The average mathematics marks of two section A and B of class IX in the annual examination is 74. The average marks of Section A is 77.5 and that of Section B is 70. The ratio of number of student of section A and B is:

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

Q:

[(169×121)÷(11×13)]-3=?

1782 0

  • 1
    135
    Correct
    Wrong
  • 2
    140
    Correct
    Wrong
  • 3
    137
    Correct
    Wrong
  • 4
    143
    Correct
    Wrong
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Answer : 2. "140"

Q:

 A student scored 32 % marks in science subjects out of 300. How much should he score in language papers out of 200 if he is to get overall 46 % marks? 

1782 0

  • 1
    66 %
    Correct
    Wrong
  • 2
    60 %
    Correct
    Wrong
  • 3
    72 %
    Correct
    Wrong
  • 4
    67 %
    Correct
    Wrong
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Answer : 4. "67 % "

Q: The ratio of the number of boys and girls in a school is 3:2. If 20% of the boys and 25% of the girls are scholarship holders, what percentage of the students does not get the scholarship? 1782 0

  • 1
    56
    Correct
    Wrong
  • 2
    70
    Correct
    Wrong
  • 3
    78
    Correct
    Wrong
  • 4
    80
    Correct
    Wrong
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Answer : 3. "78"

Q:

Direction : What should come in place of the question (?) in the following question.

(41) 2 + (38)2 × (0.15)2=?

1781 0

  • 1
    3125.0225
    Correct
    Wrong
  • 2
    1713.49
    Correct
    Wrong
  • 3
    3125.115
    Correct
    Wrong
  • 4
    59204.0025
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 2. "1713.49"

Q:

If x tan45° cos30° = sin30° cos45°, then x is equal to - 

1781 0

  • 1
    $${1\over\sqrt { 3} \ } $$
    Correct
    Wrong
  • 2
    $${1\over\sqrt { 6} \ } $$
    Correct
    Wrong
  • 3
    $${1\over\sqrt { 2} \ } $$
    Correct
    Wrong
  • 4
    $${2\over\sqrt { 3} \ } $$
    Correct
    Wrong
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Answer : 2. "$${1\over\sqrt { 6} \ } $$"

Q:

If the radius and height of a cylinder increase by 20% and15% respectively. Then what is the % change in curved surface area? 

1780 0

  • 1
    38%
    Correct
    Wrong
  • 2
    42%
    Correct
    Wrong
  • 3
    35%
    Correct
    Wrong
  • 4
    32%
    Correct
    Wrong
  • 5
    Cannot be determined
    Correct
    Wrong
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Answer : 1. "38% "

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