Maths Practice Question and Answer

Q:

A man travelled a distance of 60 kms in 10 hours . He travelled partly on foot at 5 kms per hour and partly on bicycle at 7 kms per hour . What is the distance travelled on foot ? 

1300 0

  • 1
    20 km
    Correct
    Wrong
  • 2
    25 km
    Correct
    Wrong
  • 3
    15 km
    Correct
    Wrong
  • 4
    30 km
    Correct
    Wrong
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Answer : 2. "25 km "

Q:

The difference between the selling prices of an article at a profit of 15% and at a profit of 10% is Rs.10. The cost price of the article is -

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  • 1
    Rs.150
    Correct
    Wrong
  • 2
    Rs.200
    Correct
    Wrong
  • 3
    Rs.100
    Correct
    Wrong
  • 4
    Rs.120
    Correct
    Wrong
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Answer : 2. "Rs.200"

Q:

A man is walking at a speed of 12 km / h. After every kilometer he relaxes for 4 minutes. How much time (in minutes) will it take to cover a distance of 8 kilometers?

1299 0

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

Distance=Speed×Time

so that Time=8/12 hour=40 minute
But he relaxes each 1 kilometer to 4 minute
so that total rest is =7×4=28 minute
so that total time=40+28 =68 minute

Q:

 If $$ {x=7-4\sqrt{3}}$$ find the value of $$ {\sqrt{x}+{1\over {\sqrt{x}}}}$$.

1299 0

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

Q:

If (a + b): (b + c): (c + a) = 5: 6: 9 and a + b + c = 10. What is the value of c?

1299 0

  • 1
    4
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    2
    Correct
    Wrong
  • 4
    7
    Correct
    Wrong
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Answer : 2. "5"

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Answer : 3. "18"

Q:

The number of students in a school increases and decreases by 10% respectively in every alternate year. If there was increase in the year 2000 then in how much percentage what happened in the number of students in the vear 2003 in comparison to year 2000.

1298 0

  • 1
    8.9% decrease
    Correct
    Wrong
  • 2
    9.8% increase
    Correct
    Wrong
  • 3
    8.9% increase
    Correct
    Wrong
  • 4
    9.8% decrease
    Correct
    Wrong
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Answer : 3. "8.9% increase"

Q:

The product of two number is 4107. If the HCF of the number is 37. The greatest number is

1298 0

  • 1
    185
    Correct
    Wrong
  • 2
    111
    Correct
    Wrong
  • 3
    107
    Correct
    Wrong
  • 4
    101
    Correct
    Wrong
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Answer : 2. "111 "

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