Venn Diagram Questions

Which of the following diagrams best represents the relationship between Women, Mothers and Fathers?

Based on a survey of $200$ students, $140$ students like cold drinks, $120$ students like milkshakes, and $80$ students like both. How many students like at least one of the drinks?

If $A$ and $B$ are two sets such that number of elements in $A$ is $20$, number of elements in $B$ is $18$ and number of elements in both $A$ and $B$ is $10$, find $n(A\cup B)$.

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements:Some boys are horses.Some horses are flowers. Conclusions:I. Some boys are flowers.II. No flower is a horse.

From among the options, select the Venn diagram which correctly depicts the relationship between the following three classes:Animal, fish, plant

From among the options, select the Venn diagram which correctly depicts the relationship between the following three classes:Walk, Crawl, Movement

If in a group of people, $40$ like tea, $30$ like coffee, and $20$ like both tea and coffee, how many people like only tea?

In the given diagram:
I. Rectangle represents persons who know English.
II. Triangle represents persons who know Marathi.
III. Square represents persons who know Telugu.
IV. Circle represents persons who know Hindi.
The regions labelled from 1 to 12 represent various combinations of language proficiency among the individuals.

How many individuals can speak English exclusively?

Which of the following diagrams best illustrates the relationship between Earth, Sea and Sun?

An interview was conducted with $60$ individuals to find out whether they play Tennis, Chess and Carrom. The information collected has been represented in a standard Venn diagram format. If the number of individuals playing "only Chess" is $11$ and the number of individuals playing "only Tennis" is $13$, what is the total number of individuals who play only Chess and only Tennis combined?

Which description properly illustrates the logical Venn diagram relationship between Doctors, Surgeons, and Humans?

In a survey of $1000$ people, $600$ have visited Delhi, $450$ have visited Mumbai and $250$ have visited both cities. What is the ratio of the number of people who visited only Delhi to those who visited only Mumbai?

Which description accurately depicts the logical Venn diagram relationship among Roses, Flowers, and Plants?

In a class of 80 students, 60% passed in Economics and only 20% passed in History. If the data represents disjoint performance components outside a combined pass criteria, or assuming the question denotes only passed in history vs economics. Let's find students who failed both directly when maximum independence is given as common context.
The number of students who neither passed in Economics nor in History are: