Aptitude Practice Question and Answer

Q:

If sin 3A=cos(A+100), where 3A is an acute angel, then what is the value of $$2cosec{3A\over2}+6sin^23A-{3\over 2}tan^2\ 3A$$?

609 0

  • 1
    4
    Correct
    Wrong
  • 2
    $$7\over 4$$
    Correct
    Wrong
  • 3
    5
    Correct
    Wrong
  • 4
    $$17\over 2$$
    Correct
    Wrong
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Answer : 1. "4"

Q:

If x = – 1, then the value of   $$ {1\over x^{99}}+{1\over x^{98}}+{1\over x^{97}}+{1\over x^{96}}+{1\over x^{95}}+{1\over x^{94}}+x $$ is

608 0

  • 1
    1
    Correct
    Wrong
  • 2
    0
    Correct
    Wrong
  • 3
    –2
    Correct
    Wrong
  • 4
    –1
    Correct
    Wrong
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Answer : 3. "–2 "

Q:

In a school of 200 students, the following chart represents the percentage of students involved in different sports.

What is the number of students playing cricket?

608 0

  • 1
    17
    Correct
    Wrong
  • 2
    83
    Correct
    Wrong
  • 3
    24
    Correct
    Wrong
  • 4
    34
    Correct
    Wrong
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Answer : 2. "83 "

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Answer : 3. "$$3 {1\over 3}$$ %"

Q:

The amount ₹2,100 became ₹ 2,352 in 2 years at simple interest. If the interest rate is decreased by 1%, what is the new interest?

607 0

  • 1
    ₹210
    Correct
    Wrong
  • 2
    ₹220
    Correct
    Wrong
  • 3
    ₹942
    Correct
    Wrong
  • 4
    ₹242
    Correct
    Wrong
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Answer : 1. "₹210"

Q:

On a rainy day, 60 cm of rain is recorded in a region. What is the volume of water collected in an open and empty rectangular water tank that measures 12 m (length) ×10 m (width) and 50 cm (depth)?

607 0

  • 1

    120 m3

    Correct
    Wrong
  • 2

    72 m3

    Correct
    Wrong
  • 3

    60 m3 

    Correct
    Wrong
  • 4

    48 m3

    Correct
    Wrong
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Answer : 3. "

60 m3 

"

Q:

Directions: Study the following bar graph carefully to answer the questions.

The yield per acre produced by Bangladesh is what percent of the total yield per acre produced by all countries?

607 0

  • 1
    14%
    Correct
    Wrong
  • 2
    13.5%
    Correct
    Wrong
  • 3
    14.8%
    Correct
    Wrong
  • 4
    16%
    Correct
    Wrong
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Answer : 3. "14.8% "

Q:

If $$P_1$$, $$P_2$$, and $$P_3$$ are three distinct prime numbers, then what is the least common multiple of $$P_1$$, $$P_2$$, and $$P_3$$?

606 1

  • 1
    $$P_1$$
    Correct
    Wrong
  • 2
    $$P_1 × P_2 × P_3$$
    Correct
    Wrong
  • 3
    $$P_2 × P_3$$
    Correct
    Wrong
  • 4
    $$P_1 + P_2 + P_3$$
    Correct
    Wrong
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Answer : 2. "$$P_1 × P_2 × P_3$$"

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