Practice Question and Answer

Q:

An amount of money is to be divided among Sakshi, Aastha and Ruchita in the ratio of 3: 5: 7 respectively. If the amount received by Ruchita is Rs. 8000 more than the amount received by Aastha, what will be the average amount received by Sakshi & Aastha?

2085 0

  • 1
    15000
    Correct
    Wrong
  • 2
    16000
    Correct
    Wrong
  • 3
    16500
    Correct
    Wrong
  • 4
    18000
    Correct
    Wrong
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Answer : 2. "16000"

Q:

Select the related word/letters/number from the given alternatives.

PARK : 1611 :: NORM : ? 

2085 0

  • 1
    1413
    Correct
    Wrong
  • 2
    1315
    Correct
    Wrong
  • 3
    1418
    Correct
    Wrong
  • 4
    1518
    Correct
    Wrong
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Answer : 1. "1413 "

Q:

From which of the following can Ethanol be obtained?

2085 0

  • 1
    Rice
    Correct
    Wrong
  • 2
    Sunflower
    Correct
    Wrong
  • 3
    Sugarcane
    Correct
    Wrong
  • 4
    Petrol
    Correct
    Wrong
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Answer : 3. "Sugarcane "

Q:

What is the volume of a cube whose side is 7.5 cm?

2085 0

  • 1
    421.875 cm3
    Correct
    Wrong
  • 2
    759.375 cm3
    Correct
    Wrong
  • 3
    631.81 cm3
    Correct
    Wrong
  • 4
    210.94 cm3
    Correct
    Wrong
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Answer : 1. "421.875 cm3"

Q:

The twice of sum of the ages of a father and his son is 8times the age of the son. If the average age of the father and the son is 28 years, what is father's age? 

2085 1

  • 1
    45
    Correct
    Wrong
  • 2
    50
    Correct
    Wrong
  • 3
    42
    Correct
    Wrong
  • 4
    60
    Correct
    Wrong
  • 5
    55
    Correct
    Wrong
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Answer : 3. "42 "

Q:

If tan α = 2, then the value of   $$ {cosec^2 α - sec^2 α}\over{cosec^2 α + sec^2 α}   $$ is : 

2085 0

  • 1
    $$ -{15\over 9} $$
    Correct
    Wrong
  • 2
    $$ {3\over 5} $$
    Correct
    Wrong
  • 3
    $$ -{3\over 5} $$
    Correct
    Wrong
  • 4
    $$ {17\over 5} $$
    Correct
    Wrong
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Answer : 3. "$$ -{3\over 5} $$"

Q:

If 2x + 3y - 5z = 18 , 3x + 2y + z = 29 and x + y + 3z = 17 , then what is the value of xy + yz + zx ? 

2085 0

  • 1
    32
    Correct
    Wrong
  • 2
    46
    Correct
    Wrong
  • 3
    64
    Correct
    Wrong
  • 4
    52
    Correct
    Wrong
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Answer : 4. "52"

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Answer : 2. "behind"

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