In a row of 36 boys, who are facing north, P is eighth from the right end and there are seven children between L and P. What is L's position from the left end of the row?

Find the missing term in the following image?

In the following question, select the related word from the given alternatives.
Encouragement: Victory :: Frustration: ?

Fill in the blank by suitable letters.
a_c_ba_ca_cb

At a college party five girls are sitting in a row. P is to the left of M and to right of O. R is sitting to the right of N, but to left of O. Who is sitting in the middle?

6 : 17 :: 9 : ?

In the following figure, how many educated people are employed? 

Bull : Cow :: Lion :