Maths Practice Question and Answer

Q:

The simple interest on a certain sum for 2 years at a certain rate of interest is Rs.2000 and compound interest on the same sum, same time and same rate of interest is Rs.2050. Then find the ratio between CI for 2 years and CI for 3 years?

2536 0

  • 1
    820 : 1361
    Correct
    Wrong
  • 2
    820 : 1261
    Correct
    Wrong
  • 3
    1261 : 820
    Correct
    Wrong
  • 4
    1361 : 820
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 2. "820 : 1261"

Q: A carpet is to be laid in a room of 12m ×8m. measurement. Breath of the carpet is 3m. What should be the length of this carpet? 2530 0

  • 1
    34 mtr
    Correct
    Wrong
  • 2
    32 mtr
    Correct
    Wrong
  • 3
    36 mtr
    Correct
    Wrong
  • 4
    40 mtr
    Correct
    Wrong
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Answer : 2. "32 mtr"
Explanation :

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Q: A, B and C can complete a work in 10, 15 and 20 days respectively. A and B start it together. B is replaced by C after 2 days. A leave it after one more day. In how many days work was completed? 2529 0

  • 1
    13
    Correct
    Wrong
  • 2
    \(13 {1 \over 13 }\)
    Correct
    Wrong
  • 3
    \(18 {4 \over 3 }\)
    Correct
    Wrong
  • 4
    18
    Correct
    Wrong
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Answer : 2. " \(13 {1 \over 13 }\)"

Q:

A tank contains a mixture of 80 litre of milk and water. 70% of the milk and 30% of the water are drawn, therefore 55% part of the tank become empty. Find the initial quantity of milk and water in the tank.

2525 0

  • 1
    50 litre , 30 litre
    Correct
    Wrong
  • 2
    30 litre, 50 litre
    Correct
    Wrong
  • 3
    20 litre, 60 litre
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 1. "50 litre , 30 litre"

Q:

The equidistant point from the vertices of a triangle is called its: 

2513 0

  • 1
    Centroid
    Correct
    Wrong
  • 2
    Incentre
    Correct
    Wrong
  • 3
    Circumcenter
    Correct
    Wrong
  • 4
    Orthocenter
    Correct
    Wrong
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Answer : 3. "Circumcenter "

Q:

0.001 is equivalent to: 

2510 0

  • 1
    10%
    Correct
    Wrong
  • 2
    0.1%
    Correct
    Wrong
  • 3
    1%
    Correct
    Wrong
  • 4
    0.01%
    Correct
    Wrong
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Answer : 2. "0.1%"
Explanation :

Q: A shopkeeper earns a profit equal to the selling price of 11 meter by selling 22-meter cloth. Find the profit percent. 2506 1

  • 1
    50%
    Correct
    Wrong
  • 2
    52%
    Correct
    Wrong
  • 3
    45%
    Correct
    Wrong
  • 4
    55%
    Correct
    Wrong
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Answer : 1. "50%"

Q:

A boy added all natural numbers from 1 to 10, however, he added one number twice due to which the sum becomes 58. What is the number which he added twice? 

2506 0

  • 1
    4
    Correct
    Wrong
  • 2
    7
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
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Answer : 3. "3"

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