Maths Practice Question and Answer

Q:

if 3sin2θ – cosθ-1=0, 00< θ<900, then what is the value of cot θ + cosec θ?

556 0

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

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Answer : 1. "3 : 4"

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Answer : 4. "90%"

Q:

Directions : Read the graph and answer the following questions.

The total income exceeds the total expenditure over the years1982 to 1986 by

550 0

  • 1
    85 lakhs
    Correct
    Wrong
  • 2
    105 lakhs
    Correct
    Wrong
  • 3
    115 lakhs
    Correct
    Wrong
  • 4
    120 lakhs
    Correct
    Wrong
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Answer : 1. "85 lakhs "

Q:

Directions : Given here is a pie chart showing the cost of gold in 2010, 2011, 2012 and 2013. Study the chart and answer the following questions

The ratio of percentage increases in price of gold from 2011 to 2012 and 2012 to 2013 is

549 0

  • 1
    6 : 5
    Correct
    Wrong
  • 2
    7 : 5
    Correct
    Wrong
  • 3
    8 : 5
    Correct
    Wrong
  • 4
    9 : 5
    Correct
    Wrong
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Answer : 2. "7 : 5"

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Answer : 1. "100"

Q:

How many hemispherical balls can be made from a cylinder 56 cm high and 12 cm diameter, when every ball being 0.75 cm in radius? 

546 0

  • 1
    1792
    Correct
    Wrong
  • 2
    3584
    Correct
    Wrong
  • 3
    4824
    Correct
    Wrong
  • 4
    7168
    Correct
    Wrong
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Answer : 4. "7168"

Q:

Direction: In the given question, two equations numbered l and II are given. Solve both the equations and mark the appropriate answer.

I. x² – 15x + 54 = 0
II. y² – 11y + 24 = 0

544 0

  • 1
    x > y
    Correct
    Wrong
  • 2
    x < y
    Correct
    Wrong
  • 3
    x ≥ y
    Correct
    Wrong
  • 4
    x ≤ y
    Correct
    Wrong
  • 5
    x = y or the relationship between x and y cannot be established.
    Correct
    Wrong
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Answer : 5. "x = y or the relationship between x and y cannot be established."

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