Question

.A sample of income group of 1172 families was surveyed and noticed that for income groups < `6000/-, 6000/- to `10999/-, `11000/-, to `15999/-, `16000 and above No. TV set is available to 70, 50, 20, 50 families one set is available to 152, 308, 114, 46 families and two or more sets are available to 10, 174, 84, 94 families. If A = {x|x is a family owning two or more sets}, B = {x|x is a family with one set, }C = {x|x is a family with income less than ` 6000/-}, D = {x|x| is a family with income ` 6000/- to ` 10999/-}, E = {x|x is a family with income ` 11000/- to ` 15999/-}
express the following sets in set notation: –
(i) {x|x is a family with one set and income of less than ` 11000/-} (ii) {x|x is a family with no set and income over ` 16000/-} (a) (C UD)intersectionB (b) (AUB)' intersection(C'UD'UE') (c) Both (d) None

Answer 1

Answer:

correct opition is (d)

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