(a(i))[1]
State the elements of $P \cup Q$.
(a(ii))[1]
Calculate $n(P' \cap Q)$.
(b)[1]
Describe the shaded region in the Venn diagram using set notation.
(c(i))[2]
Every student who studies both Arabic and Spanish also studies French. $7$ students study French only. $8$ students study Arabic. Use this information to complete the Venn diagram.
(c(ii))[2]
Select two of the $25$ students at random. Find the probability that both study Spanish only.
(c(iii))[3]
Choose three of the students at random from those who study French. Find the probability that exactly one of them also studies Arabic.