Maths Practice Question and Answer

Q:

The average price of three furniture items is Rs 15,000. If the ratio of their prices is 3: 5: 7, then the cheapest furniture price is-

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  • 1
    Rs. 9000
    Correct
    Wrong
  • 2
    Rs.15,000
    Correct
    Wrong
  • 3
    Rs. 18,000
    Correct
    Wrong
  • 4
    Rs. 21,000
    Correct
    Wrong
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Answer : 1. "Rs. 9000 "

Q:

If $$ {\sqrt{1+{473\over{256}}}=1+{x\over 16}}$$ then what does x equal to ?

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  • 1
    11
    Correct
    Wrong
  • 2
    12
    Correct
    Wrong
  • 3
    13
    Correct
    Wrong
  • 4
    14
    Correct
    Wrong
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Answer : 1. "11"

Q:

Reflection of the point (-1, 4) in the x-axis is: 

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

Q:

3 year ago, the average age of a family of 5 members was 17 years. A baby having been born, the average age of the family is the same today. The present age of the baby is:

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

Q:

The digit in the unit's place of the number represented by (795 - 358) is: 

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  • 1
    6
    Correct
    Wrong
  • 2
    7
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    4
    Correct
    Wrong
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Answer : 4. "4"

Q:

At 30% discount the selling price of an article is Rs 1050. What is the selling price (in Rs) if the discount is 15%?

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  • 1
    1200
    Correct
    Wrong
  • 2
    1175
    Correct
    Wrong
  • 3
    1275
    Correct
    Wrong
  • 4
    1100
    Correct
    Wrong
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Answer : 3. "1275"

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Answer : 3. "140"

Q:

If ∆ABC is an isosceles triangle with ∠C = 90° and AC = 5 cm then AB is : 

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  • 1
    5√2 cm
    Correct
    Wrong
  • 2
    2.5 cm
    Correct
    Wrong
  • 3
    5 cm
    Correct
    Wrong
  • 4
    10 cm
    Correct
    Wrong
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Answer : 1. "5√2 cm "

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