Maths Practice Question and Answer

Q:

If x = 2 then the value of x3 + 27x2 + 243x + 631 is

610 0

  • 1
    1233
    Correct
    Wrong
  • 2
    1211
    Correct
    Wrong
  • 3
    1231
    Correct
    Wrong
  • 4
    1321
    Correct
    Wrong
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Answer : 1. "1233 "

Q:

Directions : Read the graph and answer the following questions.

Percentage increase in profit in 1986 over 1982 is

609 0

  • 1
    150%
    Correct
    Wrong
  • 2
    120%
    Correct
    Wrong
  • 3
    100%
    Correct
    Wrong
  • 4
    80%
    Correct
    Wrong
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Answer : 1. "150% "

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"

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Answer : 5. "19% more"

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Answer : 1. "50% "

Q:

Answer the following questions

Lokesh sold two items at same price. One of them was sold at a profit of 10% and the other at the loss of 10%. What is the net result of entire transaction?

607 0

  • 1
    1% loss
    Correct
    Wrong
  • 2
    2% profit
    Correct
    Wrong
  • 3
    1% profit
    Correct
    Wrong
  • 4
    2% loss
    Correct
    Wrong
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Answer : 1. "1% loss "

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

607 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?

607 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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