Maths Practice Question and Answer

Q:

If the circumference of a circle is 4.4 m, then the area of the circle (in m2) is :

3150 0

  • 1
    49/π
    Correct
    Wrong
  • 2
    49π
    Correct
    Wrong
  • 3
    4.9π
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 4. "None of these "

Q:

A person bought 8 quintals of rice for certain rupees. After a week, he sold 3 quintals of rice at 10% profit, 3 quintals of rice with neither profit nor loss and 2 quintals at 5% loss. In this transaction what is the profit? 

3150 0

  • 1
    3.5
    Correct
    Wrong
  • 2
    0.5
    Correct
    Wrong
  • 3
    1.5
    Correct
    Wrong
  • 4
    2.5
    Correct
    Wrong
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Answer : 4. "2.5"

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Answer : 1. "45 and 76 "

Q:

A, B and C can do a work in 6, 12 and 24 days respectively. In what time will they finish the work while working together?

3143 0

  • 1
    $$ 3 {3\over7} $$days
    Correct
    Wrong
  • 2
    $$ 2 {3\over7} $$days
    Correct
    Wrong
  • 3
    $$ 4 {3\over7} $$days
    Correct
    Wrong
  • 4
    $$ 3 {3\over5} $$days
    Correct
    Wrong
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Answer : 1. "$$ 3 {3\over7} $$days "

Q:

In a business A and B gained some amount in a certain ratio. B and C received the profit in the ratio as that of A and B. If A received ₹ 6,400 and C received ₹ 10,000. Find the share of B 

3141 0

  • 1
    ₹ 8,000
    Correct
    Wrong
  • 2
    ₹ 10,000
    Correct
    Wrong
  • 3
    ₹ 2,000
    Correct
    Wrong
  • 4
    ₹ 4,000
    Correct
    Wrong
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Answer : 1. "₹ 8,000 "

Q: Average runs of a player in 20 innings is 40.5. His lowest score was 5 and highest was 103. What is the average of remaining inning? 3137 0

  • 1
    36
    Correct
    Wrong
  • 2
    38
    Correct
    Wrong
  • 3
    39
    Correct
    Wrong
  • 4
    41
    Correct
    Wrong
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Answer : 3. "39"

Q: Mr Amin borrowed a certain sum from Mr Visvas. He borrowed for first 2 year at 8% per annum, for next 3 years at 11% per annum and beyond that at 14% per annum. Mr Amin paid Rs 10,920 as Simple interest in 8 years. Find how much he had borrowed? 3133 0

  • 1
    Rs 12000
    Correct
    Wrong
  • 2
    Rs 15000
    Correct
    Wrong
  • 3
    Rs 14000
    Correct
    Wrong
  • 4
    Data insufficient
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 1. "Rs 12000"
Explanation :

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Q:

The average of 21 consecutive natural numbers is 53. What is the value of the smallest of these 21 numbers?

3132 0

  • 1
    42
    Correct
    Wrong
  • 2
    41
    Correct
    Wrong
  • 3
    43
    Correct
    Wrong
  • 4
    44
    Correct
    Wrong
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Answer : 3. "43"

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