Maths Practice Question and Answer

Q:

The difference between compound interest and simple interest on a sum for 2 year at 20% per annum is Rs 200. If the interest is compounded half yearly, then what is the difference (in Rs) between compound and simple interest for 15 year? 

2097 0

  • 1
    100
    Correct
    Wrong
  • 2
    150
    Correct
    Wrong
  • 3
    50
    Correct
    Wrong
  • 4
    75
    Correct
    Wrong
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Answer : 3. "50"

Q: A Train of 100 metre length, crosses a pole in 10 seconds, Find the speed of train in km/h. 2096 0

  • 1
    36
    Correct
    Wrong
  • 2
    10
    Correct
    Wrong
  • 3
    54
    Correct
    Wrong
  • 4
    72
    Correct
    Wrong
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Answer : 1. "36"

Q:

A, B, C and D purchase a gift worth Rs. 60. A pays $${1\over2} $$ of what others are paying. B pays $${1\over 3} $$ of  what others are paying and C  pays $${1\over 4} $$ of what others are  paying. What is the amount paid by D?

2096 0

  • 1
    12
    Correct
    Wrong
  • 2
    14
    Correct
    Wrong
  • 3
    13
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
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Answer : 3. "13 "

Q: A and B can do a piece of work in 72 days. B and C can do it in 120 days. A and C can do it in 90 days. In how many days all three together can do the work ? 2096 0

  • 1
    80 days
    Correct
    Wrong
  • 2
    100 days
    Correct
    Wrong
  • 3
    60 days
    Correct
    Wrong
  • 4
    150 days
    Correct
    Wrong
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Answer : 3. " 60 days"

Q:

In the given figure , ABCD is a square of side 6 cm. What is the value (in cm) of radius of circle?

2096 0

  • 1
    4.55
    Correct
    Wrong
  • 2
    4.25
    Correct
    Wrong
  • 3
    3.5
    Correct
    Wrong
  • 4
    3.75
    Correct
    Wrong
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Answer : 4. "3.75"

Q:

If (2x)(2y) = 8 and (9x)(3y) = 81 , then ( x , y ) is : 

2095 0

  • 1
    ( 1, 1 )
    Correct
    Wrong
  • 2
    ( 2, 2 )
    Correct
    Wrong
  • 3
    ( 1, 2 )
    Correct
    Wrong
  • 4
    ( 2, 1 )
    Correct
    Wrong
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Answer : 3. "( 1, 2 ) "

Q:

The number of integers in between 100 and 600, which are divisible by 4 and 6 both, is: 

2095 0

  • 1
    41
    Correct
    Wrong
  • 2
    50
    Correct
    Wrong
  • 3
    40
    Correct
    Wrong
  • 4
    42
    Correct
    Wrong
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Answer : 1. "41 "

Q:

A boat goes 12 km downstream and comes back to the starting point in 3 hours. If the speed of the current is 3 km/hr, then the speed (in km/hr) of the boat in still water is : 

2094 0

  • 1
    8 km/ h
    Correct
    Wrong
  • 2
    6 km/ h
    Correct
    Wrong
  • 3
    12 km/ h
    Correct
    Wrong
  • 4
    9 km/ h
    Correct
    Wrong
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Answer : 4. "9 km/ h "

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