Doubtnut Promotions Sticky

In a conference attended by 550 delegates tea and coffee are served. The number of delegates who drink tea is 400 and the number of delegents who drink tea only is 200. Find (a) how many of them drink coffee,
(b) how many drink coffee only.

Video Solution
Doubtnut Promotions Banner
|
Answer

Step by step video & image solution for In a conference attended by 550 delegates tea and coffee are served. The number of delegates who drink tea is 400 and the number of delegents who drink tea only is 200. Find (a) how many of them drink coffee, (b) how many drink coffee only. by Maths experts to help you in doubts & scoring excellent marks in Class 12 exams.

Updated on:21/07/2023

Related Playlists


Similar Practice Problems

  • Question 1 - Select One

    In the pervious question ,If the number of employees in the office is 150 ,the find the number of employees who like only tea.

    A48
    B54
    C120
    D66
  • Question 1 - Select One

    In a group of 52 persons, 16 drink tea but not coffee and 33 drink tea. Then, the number of person who drink tea and coffee both

    A18
    B17
    C16
    D19
  • Question 1 - Select One

    In a group of 52 persons, 16 drink tea but not coffee and 33 drink tea. Then, the number of person who drink tea and coffee both

    A18
    B17
    C16
    D19
  • Question 1 - Select One

    60 employees in an office were asked about their preference for tea and coffee. It was observed that for every 3 people who prefer tea, there are 2 who prefer coffee. For every 6 people who prefer tea, there are 2 who drink both of tea and coffee. For every 6 people who prefer tea, there are 2 who drink both of tea and coffee. The number of people who drink both is the same as those wo drink neither. How many people drink both tea adn coffee?

    A10
    B12
    C14
    D16
  • Question 1 - Select One

    In a group of 52 persons, 16 drink tea but not coffee and 33 drink tea. Then, the number of persons who drink coffee but not tea, is

    A18
    B19
    C20
    D21

Similar Questions