Maths Practice Question and Answer

Q:

The greatest value of $$ Sin^{4}θ+Cos^{4}θ $$ is:

2515 0

  • 1
    2
    Correct
    Wrong
  • 2
    3
    Correct
    Wrong
  • 3
    $${1\over2}$$
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
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Answer : 4. "1"

Q:

When the square of a natural number subtracted from its cube, the result is 48. Find the number: 

2515 0

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

Q:

Directions: Given table shows the data of population in 5 different parks. Study the data carefully and answer the questions.

What is average of male population in park B, C and D?

2514 0

  • 1
    343.33
    Correct
    Wrong
  • 2
    313.33
    Correct
    Wrong
  • 3
    323.33
    Correct
    Wrong
  • 4
    333.33
    Correct
    Wrong
  • 5
    353.33
    Correct
    Wrong
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Answer : 4. "333.33"

Q:

The cost price of an article is Rs x. It is marked up by 200%. It is sold at Rs. 540 after giving 25% discount. What is the value of x (in Rs)? 

2509 1

  • 1
    300
    Correct
    Wrong
  • 2
    240
    Correct
    Wrong
  • 3
    360
    Correct
    Wrong
  • 4
    250
    Correct
    Wrong
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Answer : 2. "240 "

Q:

The LCM of two multiples of 12 is 1056. If one of the numbers is 132, the other number is 

2507 0

  • 1
    96
    Correct
    Wrong
  • 2
    132
    Correct
    Wrong
  • 3
    12
    Correct
    Wrong
  • 4
    72
    Correct
    Wrong
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Answer : 1. "96 "

Q:

If 2sin2θ–5sinθcosθ+7cos2θ=1then possible values of tan θ are

2506 0

  • 1
    2, 5
    Correct
    Wrong
  • 2
    1, 3
    Correct
    Wrong
  • 3
    2, $$ {5\over2}$$
    Correct
    Wrong
  • 4
    2, 3
    Correct
    Wrong
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Answer : 4. "2, 3"

Q:

What is the effective discount for every 4 consecutive discounts of 20%?

2506 0

  • 1
    64 %
    Correct
    Wrong
  • 2
    59.04 %
    Correct
    Wrong
  • 3
    40.96 %
    Correct
    Wrong
  • 4
    48 %
    Correct
    Wrong
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Answer : 2. "59.04 %"

Q:

What will be the value of x3+y3+z3-3xyz when x+y+z=9 and x2+y2+z2=31?

2506 0

  • 1
    54
    Correct
    Wrong
  • 2
    9
    Correct
    Wrong
  • 3
    27
    Correct
    Wrong
  • 4
    3
    Correct
    Wrong
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Answer : 1. "54"

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