Q 3: E = {x/x is a prime number and x < 12}. E = {1,3,5,7,9,11} E = {2,4,6,8,10} E = {2,3,5,7,11}

Q 4: C = {x/x Î N and 0 < x <5}. C = {0,1,2,3,4} C = {1,2,3,4} C = {0,1,2,3,4,5}

Q 5: A = {x/x is an even natural number}. A = {0,1,2,3,4,5,......} A = {1,2,3,4,5,.....} A = {2,4,6,8,.....}

Q 6: D = {x/x Î N and x lies between 10 and 20}. D = {11,12,13,14,15,16,17,18,19,20} D = {10,11,12,13,14,15,16,17,18,19} D = {11,12,13,14,15,16,17,18,19}
