S Chand ICSE Mathematics Class 6 Solution Fourth Chapter Sets Exercise 4C (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)
EXERCISE 4C
(1) Specify each of the following sets in the Roster from.
(i) {1, 3, 5, 7, 9, 11, 13}
(ii) {S, A, T, E, L, I}
(iii) {October, November, December}
(iv) {P, E, N, C, I, L}
(v) {7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91, 98}
(vi) {Violet, indigo, blue, Green, Yellow, Orange, Red}
(vii) {I, A}
(viii) {9, 18, 27, 36}
(ix) {M, R, C}
(x) {Sunday, Saturday}
(2) Write each given set in the set builder Form.
(i) {x |x| is a multiple of 4}
(ii) {x |x| is a perfect square number}
(iii) {x |x| is the name of a month beginning with M}
(iv) {x |x| is the day of week whose name begins with T}
(v) {x |x| is a month of a year having 31 days}
(vi) {x |x| is an even number between 22 and 40}
(vii) {x |x| is a letter in the word ‘MUMBAI’}
(viii) {x |x| is a color in the rainbow}
(ix) {x |x| is a planet on our solar system}