Maths Practice Question and Answer

Q:

Study the following pie-diagrams carefully and answer the question given below it.
PERCENTAGE COMPOSITION OF HUMAN BODY 


what will be the quantity of water in the body of a person weighing 50 kg?

2407 0

  • 1
    20 kg
    Correct
    Wrong
  • 2
    35 kg
    Correct
    Wrong
  • 3
    41 kg
    Correct
    Wrong
  • 4
    42.5 kg
    Correct
    Wrong
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Answer : 2. "35 kg"

Q:

Atul divides some money among his three children A, B and C. The ratio of amount received by A and C together to the amount received by B is 5:2. C received 150% of the amount received by A. If the amount received by C is Rs. 1500. Find the sum of amount received by A and B together. 

2407 0

  • 1
    Rs. 1500
    Correct
    Wrong
  • 2
    Rs. 1000
    Correct
    Wrong
  • 3
    Rs. 2000
    Correct
    Wrong
  • 4
    Rs. 2500
    Correct
    Wrong
  • 5
    Rs. 3000
    Correct
    Wrong
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Answer : 3. "Rs. 2000"

Q:

Direction (94-98): Study the following table to answer the given questions.
         Centre and Post-wise Numbered of candidate

In Kolkata, number of Specialist Officers is approximately what percent of that of Officers?

2406 0

  • 1
    8.7
    Correct
    Wrong
  • 2
    9
    Correct
    Wrong
  • 3
    6.5
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
  • 5
    6.9
    Correct
    Wrong
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Answer : 4. "8"

Q:

The ratio of income & savings of a man is in ratio of 16:3 respectively. If his savings increases by 1/3 rd and expenditure increased by 1/2, then find the ratio of new income to earlier income of man?

2405 0

  • 1
    39:32
    Correct
    Wrong
  • 2
    23:16
    Correct
    Wrong
  • 3
    47:32
    Correct
    Wrong
  • 4
    32:19
    Correct
    Wrong
  • 5
    47 : 36
    Correct
    Wrong
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Answer : 3. "47:32"

Q:

What will come in place of question mark(?) in the following number series?
119 , 131, 155, 191, 239, (?)

2405 0

  • 1
    289
    Correct
    Wrong
  • 2
    290
    Correct
    Wrong
  • 3
    279
    Correct
    Wrong
  • 4
    280
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 5. "None of these"

Q:

If $$ m+{1\over m-2}=0$$ then the value of $$ (m-2)^{12}+{1\over{(m-2)}^{12}} $$ is.

2405 2

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

Q:

A and B can do a piece of work in 20 days and 30 days respectively. They started the work together but after 8 days they doing work in alternate days, started with B. how many days the work will be completed? 

2403 0

  • 1
    20
    Correct
    Wrong
  • 2
    12
    Correct
    Wrong
  • 3
    14
    Correct
    Wrong
  • 4
    16
    Correct
    Wrong
  • 5
    8
    Correct
    Wrong
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Answer : 4. "16 "

Q:

Mr. Tiwari invested Rs.25000 in two fixed deposits X and Y offering compound interest at 6% per annum and 8% per annum, respectively. If the total amount of interest accrued in two years through both fixed deposits is Rs.3518, then the amount invested in scheme X is -

2403 0

  • 1
    Rs.12000
    Correct
    Wrong
  • 2
    Rs.13500
    Correct
    Wrong
  • 3
    Rs.15000
    Correct
    Wrong
  • 4
    Rs.16500
    Correct
    Wrong
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Answer : 3. "Rs.15000 "

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