Maths Practice Question and Answer

Q: A shopkeeper earns a profit of shopkeeper earns a profit of 25% after giving a discount of 20%. Find the ratio between the cost price and the marked price. 2626 1

  • 1
    25:16
    Correct
    Wrong
  • 2
    16:25
    Correct
    Wrong
  • 3
    16:27
    Correct
    Wrong
  • 4
    27:10
    Correct
    Wrong
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Answer : 2. "16:25"

Q: Two cars start from two points A and B. The distance between A and B is 120 km. If both the cars come towards each other from opposite direction it takes them 1 hour to meet. But if they move in the same direction, they meet after 6 hours. Find speed of the car travelling from point A. 2624 0

  • 1
    70 km/hour
    Correct
    Wrong
  • 2
    120 km/hour
    Correct
    Wrong
  • 3
    60 km/hour
    Correct
    Wrong
  • 4
    Data insufficient
    Correct
    Wrong
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Answer : 4. "Data insufficient"

Q:

The ratio in which two sugar solutions of the concentration 25% and 45% are to be mixed to get a solution of concentration 30% is

2622 0

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

Q:

The area of an equilateral triangle inscribed in a circle is $$ 9√3 cm^2$$ . The area of the circle is:

2621 0

  • 1
    $$ 8√3cm^2$$
    Correct
    Wrong
  • 2
    $$ 13π cm^2 $$
    Correct
    Wrong
  • 3
    $$ 12π cm^2 $$
    Correct
    Wrong
  • 4
    $$ 36π cm^2 $$
    Correct
    Wrong
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Answer : 3. "$$ 12π cm^2 $$"

Q: The length of a rectangle, which is 25 cm is equal to the length of a square and the area of the rectangle is 125 square cm less than the area of the square. What is the breadth of the rectangle? 2621 0

  • 1
    15 cm
    Correct
    Wrong
  • 2
    20 cm
    Correct
    Wrong
  • 3
    12 cm
    Correct
    Wrong
  • 4
    14 cm
    Correct
    Wrong
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Answer : 2. "20 cm"
Explanation :

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Q:

A certain amount of money is lent out at compound interest at the rate of 20% per annum for two years, compounded annually. It would give Rs. 482 more if the amount is compounded half yearly. Find the principal.

2612 0

  • 1
    Rs. 30000
    Correct
    Wrong
  • 2
    Rs. 10000
    Correct
    Wrong
  • 3
    Rs. 15000
    Correct
    Wrong
  • 4
    Rs. 25000
    Correct
    Wrong
  • 5
    Rs. 20000
    Correct
    Wrong
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Answer : 5. "Rs. 20000"

Q:

1332.89+171.928+17.01 +?2=1690.87

2609 0

  • 1
    27
    Correct
    Wrong
  • 2
    17
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    13
    Correct
    Wrong
  • 5
    19
    Correct
    Wrong
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Answer : 4. "13"

Q:

The product of the two numbers is 1500 and their HCF is 10. The number of such possible pairs is/are: 

2609 0

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

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