E and F are seated in a row of 10. E is 2nd from the left and F is 3rd from the right. If they switch places, what will be E's new position from the left?

B. 4TH

In a competition of 25 participants, if Tom is ranked 12th from the top, what is his rank from the bottom?

B. 13TH

Identify the missing character in the series 1, 4, 9, ?, 25, 36.

A. 16

Find the missing letter in the series: z, x, v, t, ?

C. Q

If 'APPLE' is coded as 'BQQMF', what will 'GRAPE' be coded as?

A. HSBQF