Maths Practice Question and Answer

Q:

If p = 124, $$3\sqrt{p(p^2-3p+3)-1}=?$$

1131 0

  • 1
    5
    Correct
    Wrong
  • 2
    7
    Correct
    Wrong
  • 3
    123
    Correct
    Wrong
  • 4
    125
    Correct
    Wrong
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Answer : 4. "125"

Q:

In a 20 over match, the required run rate to win is 7.2. If the run rate is 6 at the end of the 15th over, the required run rate to win the match is:

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  • 1
    1.2
    Correct
    Wrong
  • 2
    10.8
    Correct
    Wrong
  • 3
    13.2
    Correct
    Wrong
  • 4
    12
    Correct
    Wrong
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Answer : 2. "10.8"

Q:

At what rate per cent per annum will a sum of money double in 8 years?

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  • 1
    12.5%
    Correct
    Wrong
  • 2
    13.5%
    Correct
    Wrong
  • 3
    11.5%
    Correct
    Wrong
  • 4
    14.5%
    Correct
    Wrong
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Answer : 1. "12.5%"

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Answer : 4. "20 : 19"

Q:

if $${secA={5\over 4}}$$, then the value of $${{tanA}\over 1+tan^2A}-{sinA\over secA}$$ is

1130 0

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

Q:

A takes 2 hours more than B to cover a distance of 40 km. If A doubles his speed, he takes $$1{1\over 2} $$ hours more than B to cover 80 km. To cover a distance of 90 km, how much time will B take travelling at his same speed?

1130 0

  • 1
    $$1{3\over 8}$$ hours
    Correct
    Wrong
  • 2
    $$1{1\over 8}$$ hours
    Correct
    Wrong
  • 3
    $$1{1\over 6}$$ hours
    Correct
    Wrong
  • 4
    $$1{1\over 3}$$ hours
    Correct
    Wrong
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Answer : 2. "$$1{1\over 8}$$ hours"

Q:

Directions: Find the wrong number in the following number series:

4, 5.1, 7.3, 10.6, 15, 20, 27.1

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  • 1
    5.1
    Correct
    Wrong
  • 2
    4
    Correct
    Wrong
  • 3
    7.3
    Correct
    Wrong
  • 4
    20
    Correct
    Wrong
  • 5
    27.1
    Correct
    Wrong
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Answer : 4. "20"

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Answer : 1. "30,000"

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