Maths Practice Question and Answer

Q:

A dealer marks his goods at such a price that after allowing a discount of 12.5% for cash payment, he makes a profit of 20%. What is the marked price (in rupees) of the article which costs him Rs. 210?

1341 0

  • 1
    285
    Correct
    Wrong
  • 2
    388
    Correct
    Wrong
  • 3
    385
    Correct
    Wrong
  • 4
    288
    Correct
    Wrong
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Answer : 4. "288"

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Answer : 4. "86"

Q:

A man starts going for morning walk every day. The distance walked by him on the first day was 2 km. Everyday he walks half of the distance walked on the previous days. What can be the maximum total distance walked by him in his life-time?

1861 0

  • 1
    40 km
    Correct
    Wrong
  • 2
    4 km
    Correct
    Wrong
  • 3
    20 km
    Correct
    Wrong
  • 4
    30 km
    Correct
    Wrong
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Answer : 2. "4 km"

Q:

In an isosceles triangles ABC, AB=AC the median drawn on the same arms are perpendicular to each other find AB/BC?

1275 0

  • 1
    $${\sqrt{5\over{2}}}$$
    Correct
    Wrong
  • 2
    $${5\over2}$$
    Correct
    Wrong
  • 3
    $${2\over5}$$
    Correct
    Wrong
  • 4
    $${5\over {\sqrt {3}}}$$
    Correct
    Wrong
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Answer : 1. "$${\sqrt{5\over{2}}}$$"

Q:

If bc+ab+ca=abc, then the value of $$ {b+c\over {bc(a-1)}}+{a-c\over {ac(b-1)}}+{a+b\over {ab(c-1)}}$$ is

1564 0

  • 1
    2
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    $$ {-1\over {2}}$$
    Correct
    Wrong
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Answer : 2. "1"

Q:

From a solid cylinder whose height is 12 cm and diameter 10 cm a conical cavity of same height and same diameter of the base is hollowed out. The volume of the remaining solid is (cm3)approximately .Π=22/7

2280 0

  • 1
    942.86
    Correct
    Wrong
  • 2
    477.45
    Correct
    Wrong
  • 3
    628.57
    Correct
    Wrong
  • 4
    450.76
    Correct
    Wrong
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Answer : 3. "628.57"

Q:

If $$ {3x+}{2\over {\sqrt{x}}}=1$$ then $$ {x-{\sqrt{x}}}=?$$

1698 0

  • 1
    $$ {-2\over {\sqrt{3}}}$$
    Correct
    Wrong
  • 2
    $$ {-3\over {\sqrt{3}}}$$
    Correct
    Wrong
  • 3
    $$ {2\over {\sqrt{3}}}$$
    Correct
    Wrong
  • 4
    $$ {-1\over {\sqrt{3}}}$$
    Correct
    Wrong
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Answer : 1. "$$ {-2\over {\sqrt{3}}}$$"

Q:

The price of sugar is reduced by 25 % but in spite of the decrease, Aanysh ends up increasing his expenditure on sugar by 20% . What is the percentage change in his monthly consumption of sugar?

14024 1

  • 1
    -44%
    Correct
    Wrong
  • 2
    +60%
    Correct
    Wrong
  • 3
    +44%
    Correct
    Wrong
  • 4
    -60%
    Correct
    Wrong
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Answer : 2. "+60%"

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