Which venn diagram shows the relation between male, female and teacher?

What is the next term in the given series?
22A, 42E, 62I, ?

Rahul walks in a shopping complex 150 m East, then he turn North and walks 180 m, then she turns west and walks 70 m, then he turns to her left and walks 180 m. Where is she now with reference to his starting position?

Directions : In each of the questions below are given four statements followed by three conclusions numbered I, II, and III. You have to take the given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

Statements:
1. Some cats are dogs.
2. Some tree are dogs.
Conclusions:
(I) Some dogs are cats.
(II) Some cats are trees.

Out of 100 families in the neighbourhood, 50 members have radios , 75 members have TVs and 25 members have VCRs . Only 10 families have all three and each VCR owner also has a TV . If some families have radio only , how many have only TV ? 

In the following question, select the related number from the given alternatives.
23 : 72 :: 38 :?

Sunil is the son of the Kesav. Simran is Kesav's sister, has a son Maruti and daughter Sita. Prem is the maternal uncle of Maruti. How is Sunil related to Maruti? 

Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
_sr_tr_srs_r_srst_