Choose the Venn diagram that best illustrates the relationship among the following classes:

Women, Entrepreneurs, Engineers

Select the term that will come in the place of?

7, 11, 19, 31, ?  67

 A square paper is folded and cut as shown below. How will it appear when unfolded?

Six Friends A, B, C, D, E and F are sitting on a hexagonal table to play a game, but not necessarily in the same order. F is exactly in front of A, who is exactly at the right side of B.  D is in the middle of F and B and exactly in front of C. Who is sitting exactly in front of B?