Which of the following collections is a set?
(a) Collection of all tasty fruits
(b) Collection of all good football players of your school
(c) Collection of all months of a year
(d) Collection of 5 most intelligent students of your class.
Solution:
The tabular form of the statement ‘All months of a year whose names begin with the letters J’ is
(a) {January, June, July}
(b) {months of a year whose names begin with the letter J}
(c) {x | x is a month of a year whose name begins with the letter J}
(d) none of these
Solution:
The method of representation used in the set A = {x | x is an even natural number less than 15} is called
(a) Description method
(b) Rule method
(c) Roster method
(d) None of these
Solution:
More Solutions:
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