Maths Practice Question and Answer

Q:

ABC is an isosceles triangle with AB = AC. The side BA is produced to D such that AB = AD. If ∠ABC = 30°, then ∠BCD is equal to 

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  • 1
    30°
    Correct
    Wrong
  • 2
    60°
    Correct
    Wrong
  • 3
    45°
    Correct
    Wrong
  • 4
    90°
    Correct
    Wrong
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Answer : 4. "90° "

Q:

The ratio of the weights of Monu and Sonu is 4 : 5 If the weight of Monu increases by 12 percent and the weight of Sonu increases by 16.5 percent, the total weight of both increases by 73.76 kg, then find the weight of both of them By what percent does it increase?

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  • 1
    12.5%
    Correct
    Wrong
  • 2
    13.5%
    Correct
    Wrong
  • 3
    14.5%
    Correct
    Wrong
  • 4
    15.5%
    Correct
    Wrong
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Answer : 3. "14.5%"

Q:

A Solid cylinder has total surface area of 462 sq.cm. Its curved surface area is one third of the total surface area. Then the radius of the cylinder is

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  • 1
    7cm
    Correct
    Wrong
  • 2
    3.5 cm
    Correct
    Wrong
  • 3
    9 cm
    Correct
    Wrong
  • 4
    11 cm
    Correct
    Wrong
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Answer : 1. "7cm"

Q:

The least number which when divided by 4, 6, 8 and 9 leave zero remainders in each case and when divided by 13 leaves a remainder of 7 is: 

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  • 1
    85
    Correct
    Wrong
  • 2
    36
    Correct
    Wrong
  • 3
    144
    Correct
    Wrong
  • 4
    72
    Correct
    Wrong
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Answer : 4. "72 "

Q:

What is the Highest Factor of $$ {2^{3}×{3^{5}}} and \ {2^{3}×{3^{5}}}$$ ?

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  • 1
    $$ {2^{3}×{3^{5}×{5^{2}}}}$$
    Correct
    Wrong
  • 2
    $$ {3^{3}} $$
    Correct
    Wrong
  • 3
    $$ {2^{1}×{3^{3}×{5^{1}}}}$$
    Correct
    Wrong
  • 4
    $$ {{3^{5}×{5^{2}}}}$$
    Correct
    Wrong
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Answer : 2. "$$ {3^{3}} $$"

Q:

Two trains are moving in the same direction at 75 km/hr. and 48 km/hr. The faster train crosses a man sitting in the slower in 14 second. Find the length of the faster train?

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  • 1
    105 m
    Correct
    Wrong
  • 2
    115 m
    Correct
    Wrong
  • 3
    125 m
    Correct
    Wrong
  • 4
    215 m
    Correct
    Wrong
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Answer : 1. "105 m"

Q:

If the sum of first three natural numbers from a group of six consecutive natural numbers is 36, then the sum of last three natural numbers will be? 

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  • 1
    45
    Correct
    Wrong
  • 2
    52
    Correct
    Wrong
  • 3
    56
    Correct
    Wrong
  • 4
    55
    Correct
    Wrong
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Answer : 1. "45"

Q:

Direction: Study the line graph carefully to answer the following questions.
Line graph shows the production (in thousand units) and percentage of exported mobiles, computers and laptops.

Find the ratio between Mobiles, Laptops and Computers exported in the year 2012. 

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  • 1
    325 : 316: 419
    Correct
    Wrong
  • 2
    325 : 192 : 414
    Correct
    Wrong
  • 3
    319 : 216:425
    Correct
    Wrong
  • 4
    256 : 355 : 135
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 2. "325 : 192 : 414"

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