Simplification Questions Practice Question and Answer

Q:

$${\sqrt{4×?}}={160\over 10}$$

820 0

  • 1
    64
    Correct
    Wrong
  • 2
    60
    Correct
    Wrong
  • 3
    68
    Correct
    Wrong
  • 4
    56
    Correct
    Wrong
  • 5
    72
    Correct
    Wrong
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Answer : 1. "64"

Q:

? – 23 =(72 – 12 ) + ( 102 -17)

811 0

  • 1
    132
    Correct
    Wrong
  • 2
    126
    Correct
    Wrong
  • 3
    124
    Correct
    Wrong
  • 4
    128
    Correct
    Wrong
  • 5
    130
    Correct
    Wrong
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Answer : 4. "128"

Q:

If $$ A = {1\over 2}+{1\over 3}×{1\over 4}÷{1\over 5}-{1\over 6}$$ and $$B={1\over 2}÷{1\over 3}×{1\over 4}+{1\over 5} $$ , then what is the value of A - B?

744 0

  • 1
    $${17\over 20}$$
    Correct
    Wrong
  • 2
    $${9\over 20}$$
    Correct
    Wrong
  • 3
    $${7\over 40}$$
    Correct
    Wrong
  • 4
    $${1\over 5}$$
    Correct
    Wrong
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Answer : 3. " $${7\over 40}$$"

Q:

Find the value of the given expression.

$$ \sqrt { 20-{ \sqrt { 20- \sqrt { 20- \sqrt { 20- .....∞}}}}} $$

732 0

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

Q:

The value of (x + y + z)3 – (y + z – x)3 – (z + x – y)3 – (x + y – z)3 is:

698 0

  • 1
    12 xyz
    Correct
    Wrong
  • 2
    24 xyz
    Correct
    Wrong
  • 3
    36 xyz
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
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Answer : 2. "24 xyz "

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