JEE Main Questions
Find the intersection of each pair of sets of question 1 above.
Use the Venn diagram to answer the following questions
(i) List the elements of U,E,F,E∪F and E∩F
(ii) Find n(U),n(E∪F) and n(E∩F)
In a survey of 600 students in a school, 150 students were found to be taking tea and 225 taking coffee, 100 were taking both tea and coffee. Find how many students were taking neither tea nor coffee?
Which of the following are examples of the null set?
(i) Set of odd natural numbers divisible by 2
(ii) Set of even prime numbers
Draw appropriate Venn diagram for each of the following:
(i) (A∪B)′, (ii) A′∩B′, (iii) (A∩B)′, (iv) A′∪B′
Directions: in the figure given below, the circle represents young persons, the triangle represents uneducated persons and the rectangle represents employed persons. Study the figure carefully and answer the questions given below: The region which represents educated, employed young persons, is denoted by