Maths Practice Question and Answer

Q:

Study the following graph carefully to answer the given questions

A is twice efficient as B and together they do the same work in as much time as T and V together. In how many days A can complete the work individually?

1221 0

  • 1
    5 days
    Correct
    Wrong
  • 2
    8 days
    Correct
    Wrong
  • 3
    4 days
    Correct
    Wrong
  • 4
    9 days
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. " 9 days"

Q:

A family has two grandparents, two parents and four children. Two years ago, the average age of grandparents was 72 years. A year ago, the average age of parents was 36 years. Currently, the average age of children is 12 years. What is the current average age of the family?

1221 0

  • 1
    32 Year
    Correct
    Wrong
  • 2
    33.75 Year
    Correct
    Wrong
  • 3
    33.75 Year
    Correct
    Wrong
  • 4
    33 Year
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "33.75 Year"

Q:

Simplify the following equation.
$$ {(100)}^{1\over2}.{(0.001)}^{1\over3}-{(0.0016)}^{1\over4}.{3}^{0}+({5\over4})^{-1} $$

1221 0

  • 1
    1.6
    Correct
    Wrong
  • 2
    0.8
    Correct
    Wrong
  • 3
    1.0
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "1.6 "

Q:

A men sells his cycle at 6% profit. Had he sold it at 15% profit, he would have received 180 Rs. More. What is the cost price of the cycle?

1221 0

  • 1
    Rs 1000
    Correct
    Wrong
  • 2
    Rs 1200
    Correct
    Wrong
  • 3
    Rs 1500
    Correct
    Wrong
  • 4
    Rs 2000
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "Rs 2000"

Q:

If a cot θ + b cosec θ= p and b cot θ + a cosec θ = q then p-q2 is equal to _____

1221 0

  • 1

    b2 – a2

    Correct
    Wrong
  • 2

    a2 – b2

    Correct
    Wrong
  • 3

    b – a

    Correct
    Wrong
  • 4

    a2+b2

    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "

b2 – a2

"

  • Show AnswerHide Answer
  • Workspace

Answer : 1. "1:4"

  • Show AnswerHide Answer
  • Workspace

Answer : 4. "18900"

      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