Verbal Reasoning - Mental Ability Questions

From the given alternatives, select the word which CANNOT be formed using the letters of the given word.

Ancillary

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

S_RTR_ST_T_S

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

RS, WX, BC, ?

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?
642 x 6 ÷ 25 + 4 = ?

If E = 5, GUN = 42 and ROSE = 57, then what is the value of GATE ?

Choose the pair which is related in the same way as the words in the first pair from the given choices.

DOG : KENNEL :: BEE : ___

If 879= 8, 625= 1, 586= 9, then 785 = ?

The following is a map showing a route for a cycle race. The route starts and goes 12 km East, then there is a turn towards North where the route goes on for 5 km, then there is a turn towards East where the route goes on for 11 km, then there is a right turn from where the route goes on 5 km to reach the end. What is the position of the end with respect to that start?