Home
Class 12
MATHS
A dinner party is to be fixed for a part...

A dinner party is to be fixed for a party consisting of 100 pe party 50 do not prefer fish, 60 prefer chicken and 10 do not ersons. Inth and 10 do not prefer eite chicken or fish. The number of persons who prefer both fish and chicken (a) `10` (b)` 20` (c) `30` (d) `40 `

Text Solution

Verified by Experts

The correct Answer is:
20
Promotional Banner

Topper's Solved these Questions

  • CHAPTERWISE NUMERIC INTEGER ANSWER QUESTIONS

    DISHA PUBLICATION|Exercise CHAPTER 2|15 Videos

  • CHAPTERWISE NUMERIC INTEGER ANSWER QUESTIONS

    DISHA PUBLICATION|Exercise CHAPTER 3|14 Videos

  • BINOMIAL THEOREM

    DISHA PUBLICATION|Exercise EXERCISE-2 (CONCEPT APPLICATOR)|30 Videos

  • COMPLEX NUMBERS AND QUADRATIC EQUATIONS

    DISHA PUBLICATION|Exercise Exercise -2 : Concept Applicator|30 Videos

Similar Questions

Explore conceptually related problems

Of the 50 researchers in a workgroup,40% will be assigned to Team A and the remaining 60% to Team B.however 70% of the researchers prefer Team A and 30% prefer team B.what is the least possible number of researchers who will not be assigned to the team they prefer? 15 b.20 c.30 d.35

A group of workers promise to complete a piece of work in 10 days,but five of them do not report for work.If it took the remaining workers 12 days to complete the work,then the number of workers originally hired was 15 b.25 c.30 d.45

Study the following diagram and answer questions based on it. The colour preferences of children are given How many children like both brown and white but not black? A. 10 B. 20 C. 50 D. None

The number of zeros at the end of the product 5xx10xx 15xx 20xx 25xx30xx35xx40xx45xx50 is 5 (b) 7 (c) 8 (d) 10

The following table represents the transport prefernces of a certain number of people in three towns V,K and S . Consider the information and answer the following questions based on it. The difference between people who prefer taxi to own car is? A. 5 B. 10 C. 15 D. 20

A and B can separately do a piece of work in 20 and 15 days respectively. They worked together for 6 days, after which B was replaced by C. If work was finished in next 4 days, then the number of days in which C alone could do the work will be a. 30 b. 40 c. 35 d. 60

Kamal can do a work n15 days.Bimal is 50% more efficient than Kamal.The number of days,Bimal will take to do the same piece of work is 7(1)/(2) b.10 c.14 d.12

A certain number of person can dig a trench 100 m long , 50 m broad and 10 m deep in 10 days. The same number of persons can dig another trench 20 m broad and 15 m deep in 30 days. The length of the second trench is 400\ m b. 800\ m c. 500\ m d. 900\ m

DISHA PUBLICATION-CHAPTERWISE NUMERIC INTEGER ANSWER QUESTIONS-CHAPTER 27
  1. A dinner party is to be fixed for a party consisting of 100 pe party 5...

    Text Solution

    |

  2. Two cards are drawn successively with replacement from a well-shuffled...

    Text Solution

    |

  3. Two coins are available, one fair and the other two-headed. Choose a c...

    Text Solution

    |

  4. The chance of India winning toss is 3//4. If it wins the toss, then it...

    Text Solution

    |

  5. An urn contains 5 red and 2 green balls. A ball is drawn at random fro...

    Text Solution

    |

  6. If two events A and B are such that P(A^( C)) = 0.3 and P(B) = 0.4 and...

    Text Solution

    |

  7. The probability of happening an event A in one trial is 0.4. Find the ...

    Text Solution

    |

  8. If the probability of hitting a target by a shooter, in any shot is 1/...

    Text Solution

    |

  9. Two aeroplanes I and II bomb a target in succession. The probabilities...

    Text Solution

    |

  10. Four persons can hit a target correctly with probabilities (1)/(2),(1)...

    Text Solution

    |

  11. A die is tossed 5 times. Getting and odd number is cosidered a success...

    Text Solution

    |

  12. Assumes that each born child is equally likely to be a boy or a girl. ...

    Text Solution

    |

  13. If X follows a binomial distribution with parameters n=6 and p. If 4(P...

    Text Solution

    |

  14. A problem in mathematics is given to three students A ,B ,C and their ...

    Text Solution

    |

  15. The probability that A speaks truth is 4/5 , while this probability fo...

    Text Solution

    |

  16. Minimum number of times a fair coin must be tossed so that the probili...

    Text Solution

    |