Which of the following statement is false (where $A$ $\&$ $B$ are two non empty sets)
Fill in the blanks to make each of the following a true statement :
$\varnothing^ {\prime}\cap A$
Let $n(U) = 700,\,n(A) = 200,\,n(B) = 300$ and $n(A \cap B) = 100,$ then $n({A^c} \cap {B^c}) = $
Fill in the blanks to make each of the following a true statement :
${{\mathop{\rm U}\nolimits} ^\prime } \cap A = \ldots $
The shaded region in venn-diagram can be represented by which of the following ?