Simplification Practice Question and Answer

Q:

$$\sqrt{x}÷ \sqrt{144} = 0.02, $$ then the value of x is 

964 0

  • 1
    1.64
    Correct
    Wrong
  • 2
    2.64
    Correct
    Wrong
  • 3
    1.764
    Correct
    Wrong
  • 4
    0.0576
    Correct
    Wrong
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Answer : 4. "0.0576"

Q:

Find the value of   $$ {(0.75)^3\over1-.75}+[0.75+(0.75)^2+1]$$

956 0

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

Q:

Simplify the following equation
$$ {\sqrt{(1-sin^{2}θ) ÷{(1-cos^{2}θ)}}}$$

950 0

  • 1
    tan θ
    Correct
    Wrong
  • 2
    cot θ
    Correct
    Wrong
  • 3
    sec θ
    Correct
    Wrong
  • 4
    cosec θ
    Correct
    Wrong
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Answer : 2. "cot θ"

Q:

The sum of the squares of 2 number is 146 and the square root of one of them is 5. The cube of the other number is 

949 0

  • 1
    1331
    Correct
    Wrong
  • 2
    1441
    Correct
    Wrong
  • 3
    1111
    Correct
    Wrong
  • 4
    1221
    Correct
    Wrong
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Answer : 1. "1331"

Q:

The largest number of five digits, which is a perfect square is 

947 0

  • 1
    99999
    Correct
    Wrong
  • 2
    99856
    Correct
    Wrong
  • 3
    99976
    Correct
    Wrong
  • 4
    99764
    Correct
    Wrong
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Answer : 2. "99856 "

Q:

2x + 4y – 8xy -1 =?

946 0

  • 1
    ( 1 + 4y) (2x – 1 )
    Correct
    Wrong
  • 2
    (1 – 4y) (2x – 1 )
    Correct
    Wrong
  • 3
    ( 1 – 4y ) (2x +1)
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "(1 – 4y) (2x – 1 )"

Q:

In a group of 15 women, 7 have nose studs, 8 have ear rings and 3 have neither. How many of these have both nose studs and ear rings? 

945 0

  • 1
    0
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    7
    Correct
    Wrong
  • 4
    3
    Correct
    Wrong
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Answer : 4. "3"

Q:

939 0

  • 1
    11
    Correct
    Wrong
  • 2
    23
    Correct
    Wrong
  • 3
    49
    Correct
    Wrong
  • 4
    31
    Correct
    Wrong
  • 5
    47
    Correct
    Wrong
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Answer : 4. "31"

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