Maths Practice Question and Answer

Q:

Priyanshu's salary was reduced by 10% and then the reduced salary was increased by 10%. His new salary in comparison with his original salary is:

777 0

  • 1
    5% increased
    Correct
    Wrong
  • 2
    1% increased
    Correct
    Wrong
  • 3
    1% decreased
    Correct
    Wrong
  • 4
    5% decreased
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "1% decreased"

Q:

Find the value of sec θ − tan θ, if sec θ + tan θ = $$ \sqrt { 5} $$

777 0

  • 1
    $$5{1\over 5}$$
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    $$5{1\over 5}$$
    Correct
    Wrong
  • 4
    $$\sqrt { 2} \ $$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "$$5{1\over 5}$$"

Q:

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

777 0

  • 1
    1
    Correct
    Wrong
  • 2
    0
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    2
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "0"

Q:

√60+√10+√36=?

776 0

  • 1
    56
    Correct
    Wrong
  • 2
    88
    Correct
    Wrong
  • 3
    45
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "None "

Q:

If the incentre of an equilateral triangle lies inside the triangle and its radius is 3 cm, then the side of the equilateral triangle is

776 0

  • 1
    $$ 9\sqrt { 3}$$cm
    Correct
    Wrong
  • 2
    $$ 6\sqrt { 3}$$cm
    Correct
    Wrong
  • 3
    3 cm
    Correct
    Wrong
  • 4
    6 cm
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "$$ 6\sqrt { 3}$$cm "

Q:

Directions : Study the following bar graph and answer the questions.

company (in lakhs of rupees) for the years 1994-1997:

For the entire four years as shown, the ratio of total gross profit to total net profit is

775 0

  • 1
    13 : 4
    Correct
    Wrong
  • 2
    11 : 6
    Correct
    Wrong
  • 3
    11 : 5
    Correct
    Wrong
  • 4
    9 : 4
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "11 : 5 "

Q:

A number when divided by 899 gives a remainder 63. If the same number is divided by 29, the remainder will be

775 0

  • 1
    10
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    4
    Correct
    Wrong
  • 4
    2
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "5"
Explanation :

Solution: $${Remainder\over 29}={7\over 9}$$

=> remainder (शेषफल)=5

Q:

Simplified form of $$ [(^5\sqrt{x^{-3\over 5}}\ )^{-5\over3}]^{-5}$$

775 0

  • 1
    $$ {x^{5}}$$
    Correct
    Wrong
  • 2
    $$ {x^{-5}}$$
    Correct
    Wrong
  • 3
    x
    Correct
    Wrong
  • 4
    $$ {1\over x}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "$$ {1\over x}$$"

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully