Question

In a survey of 50 students, 42 said that they disliked eating spinach. 37 said that they disliked eating cabbage, 31 students said they disliked both spinach and cabbage. how many students liked eating both spinach and cabbage?

Answer 1

Answer:

the number of students are 50

the students dislike spinach are 42 ,

remains 8 students like spinach

students they like cabbage are 37

31 dislike both so

the number of students like both are

(50-42)+( 50-37)

8+13 =21 students like both