Maths Practice Question and Answer

Q:

The total cost of 18 pens and 23 pencils is Rs. 231, while the total cost of 7 pens and 13 pencils is Rs. 102. What is the cost of 4 pens and 9 pencils?

1600 1

  • 1
    54
    Correct
    Wrong
  • 2
    108
    Correct
    Wrong
  • 3
    72
    Correct
    Wrong
  • 4
    63
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "63"

Q: The average of first three numbers is three times of the fourth number. If the average of all four numbers is 5, then find the fourth number. 1600 0

  • 1
    4.5
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    2
    Correct
    Wrong
  • 4
    4
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "4"
Explanation :

undefined

Q:

This line graph shows the scores of a batsman in 6 consecutive matches. What is the range of his scores?

1600 0

  • 1
    53
    Correct
    Wrong
  • 2
    43
    Correct
    Wrong
  • 3
    41
    Correct
    Wrong
  • 4
    51
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "53"

Q:

If for two real constants a and b the expression ax3+3x2-8x+b is exactly divisible by (x+2) and (x-2), then 

1600 0

  • 1
    a = 2, b = -12
    Correct
    Wrong
  • 2
    a = -2, b = 12
    Correct
    Wrong
  • 3
    a = 2, b = 12
    Correct
    Wrong
  • 4
    a = 12, b = 12
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "a = 2, b = -12"

Q:

18 percent of the coal was destroyed in a coal mine. If only 492 tons of coal was received, then tell how much coal was destroyed?

1599 0

  • 1
    600 Ton
    Correct
    Wrong
  • 2
    216 Ton
    Correct
    Wrong
  • 3
    108 Ton
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "108 Ton"

  • Show AnswerHide Answer
  • Workspace

Answer : 4. "150"

Q: A man’s age before 2 years was 6 times of his son’s age. After 18 years, his age will be two times of his son’s age. Their respective ages are- 1598 0

  • 1
    34 years, 9 years
    Correct
    Wrong
  • 2
    32 years, 7 years
    Correct
    Wrong
  • 3
    36 years, 11 years
    Correct
    Wrong
  • 4
    32 years, 8 years
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "32 years, 7 years"

Q:

If $$ {t^{2}-4t+1=0}$$ then what is the value of $${t^{3}+{1\over {t^{3}}}}$$ ?

1597 0

  • 1
    44
    Correct
    Wrong
  • 2
    48
    Correct
    Wrong
  • 3
    52
    Correct
    Wrong
  • 4
    64
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "52"

      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