Maths Practice Question and Answer

Q:

If the amount is $$ 3{3\over8}\%  $$ times the sum after 3 years at compound interest compounded annually, then the rate of interest per annum is 

2043 0

  • 1
    25%
    Correct
    Wrong
  • 2
    50%
    Correct
    Wrong
  • 3
    16.66%
    Correct
    Wrong
  • 4
    33.33%
    Correct
    Wrong
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Answer : 2. "50% "

Q:

There are some coins and rings of either gold or silver in a box. 60% of the objects are coins, 40% of the rings are of gold and 30% of the coins are silver. What is the percentage of gold articles?

2042 0

  • 1
    58
    Correct
    Wrong
  • 2
    27
    Correct
    Wrong
  • 3
    16
    Correct
    Wrong
  • 4
    70
    Correct
    Wrong
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Answer : 1. "58"

Q: The average age of a man and his son is 29 years. The ratio of their ages 4 years ago was 21:4 respectively. What is the present age of the son? 2042 0

  • 1
    12 Years
    Correct
    Wrong
  • 2
    8 Years
    Correct
    Wrong
  • 3
    10 Years
    Correct
    Wrong
  • 4
    14 Years
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 1. "12 Years"

Q:

 If x+y=14: x3+y3=1064, then the value of (x-y)2 is:

2040 0

  • 1
    81
    Correct
    Wrong
  • 2
    36
    Correct
    Wrong
  • 3
    100
    Correct
    Wrong
  • 4
    64
    Correct
    Wrong
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Answer : 2. "36"

Q:

The HCF of 156, 312 and 195 is :

2039 0

  • 1
    39
    Correct
    Wrong
  • 2
    3
    Correct
    Wrong
  • 3
    78
    Correct
    Wrong
  • 4
    13
    Correct
    Wrong
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Answer : 1. "39"

Q:

The value of $$ {5-[2+3(2-2× 2 +5)-5]÷5}\over {4×4÷4}of(4+4÷4 of 4)$$ is:

2039 0

  • 1
    $$ {3}{3\over 16}$$
    Correct
    Wrong
  • 2
    $$ {4}{3\over 80}$$
    Correct
    Wrong
  • 3
    $$ {2\over 5}$$
    Correct
    Wrong
  • 4
    $$ {7}{3\over 5}$$
    Correct
    Wrong
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Answer : 2. "$$ {4}{3\over 80}$$"

Q: A fan is listed at Rs. 1500 and a discount of 20% is offered on the list price. What additional discount must be offered to the customer now to bring the net price to Rs 1104 ? 2039 1

  • 1
    8%
    Correct
    Wrong
  • 2
    10%
    Correct
    Wrong
  • 3
    15%
    Correct
    Wrong
  • 4
    12%
    Correct
    Wrong
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Answer : 1. " 8%"
Explanation :

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Q:

Which of the following fractions is greater than $$ {3\over 4}$$  and less than $$ {5\over 6}$$?

2038 0

  • 1
    $$ {4\over 5}$$
    Correct
    Wrong
  • 2
    $$ {1\over 2}$$
    Correct
    Wrong
  • 3
    $$ {2\over 3}$$
    Correct
    Wrong
  • 4
    $$ {9\over 10}$$
    Correct
    Wrong
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Answer : 1. "$$ {4\over 5}$$"

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