Question

draw a venn diagram for the following set- n(P)=18 n(Q)=19 n(P intersect Q)=6 and n(P union Q)=5. Find n(Universal set). Plz solve it fast....Ineed it for my exam...​

Answer 1

Hence, n(Universal set) = 12 + 6 + 13 = 31

Hope it helps.....