Practice Question and Answer

  • Show AnswerHide Answer
  • Workspace

Answer :
Explanation :

Average money received by each = 118/50 = Rs. 2.36     Therefore, Ratio of No.of boys and girls = 56 : 24 = 7 : 3  Therefore, Number of boys = 50 x (7/10) = 35  Number of girls = 50 - 35 = 15

Q: In a purse there are 30 coins, twenty one-rupee and remaining 50-paise coins. Eleven coins are picked simultaneously at random and are placed in a box. If a coin is now picked from the box, find the probability of it being a rupee coin? 7426 0

  • 1
    4/7
    Correct
    Wrong
  • 2
    2/3
    Correct
    Wrong
  • 3
    1/2
    Correct
    Wrong
  • 4
    5/6
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "2/3"
Explanation :

Answer: B) 2/3 Explanation: Total coins 30 In that, 1 rupee coins 20 50 paise coins 10Probability of total 1 rupee coins =  20C11 Probability that 11 coins are picked = 30C11 Required probability of a coin now picked from the box is 1 rupee = 20C11/30C11 = 2/3.

Q:

An oil refinery buys oil at Rs 3600 per barrel. There is 10 % wastage. If the refinery wants to earn 5% profit then at what price should it sell including 8 % tax on selling price? (in Rs per barrel) 

7426 0

  • 1
    3674
    Correct
    Wrong
  • 2
    3711
    Correct
    Wrong
  • 3
    4219
    Correct
    Wrong
  • 4
    4536
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "4536"

Q:

Ram was born on 2 January 1946. What day of the week was that?

7418 0

  • 1
    Monday
    Correct
    Wrong
  • 2
    Tuesday
    Correct
    Wrong
  • 3
    Wednesday
    Correct
    Wrong
  • 4
    Friday
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "Wednesday"

Q:

Rs. 425 is divided among 4 men, 5 women and 6 boys such that the share of a man , a woman and a boy may be ratio of 9:8:4. What is the share of a woman?

7411 0

  • 1
    Rs. 24
    Correct
    Wrong
  • 2
    Rs. 28
    Correct
    Wrong
  • 3
    Rs. 32
    Correct
    Wrong
  • 4
    Rs. 34
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "Rs. 34"

Q:

A person gives 1/4  of his property to his daughter, 1/2  to his sons and 1/5 for charity. How much has he given away?

7406 1

  • 1
    1/20
    Correct
    Wrong
  • 2
    19/20
    Correct
    Wrong
  • 3
    1/10
    Correct
    Wrong
  • 4
    9/10
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "19/20"

Q:

What happens when CRR is increased? 

7398 0

  • 1
    It decreases the money supply
    Correct
    Wrong
  • 2
    It increases the money supply
    Correct
    Wrong
  • 3
    It decreases inflation
    Correct
    Wrong
  • 4
    Only 1 & 3
    Correct
    Wrong
  • 5
    All of the above
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "Only 1 & 3 "

Q:

In which place is Delhi in greenery in the country?

7390 0

  • 1
    First
    Correct
    Wrong
  • 2
    Second
    Correct
    Wrong
  • 3
    Third
    Correct
    Wrong
  • 4
    Fourth
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "Fourth"

      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