Verbal Reasoning - Mental Ability Questions

Four words have been given below of which three are alike in some way and one is different. Choose the odd one out.

Johnson left for his office in his car. He drove 15km towards North and then 10km towards West. He then turned to the South and covered 5km. Further he turned to East & moved 8km. Finally he turned right and moved 10km. How far & in which direction is he from his starting point?

Select the related word/letters/number from the given alternatives.
841 : 29 :: 289 : ?

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

60, 80, 95, 105, ?

In the following question, by using which mathematical operators will the expression become correct?
15 _ 3 _ 4 _ 20

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

M_N_M_MR_R_N

P and Q start cycling from the same point. P cycles 18 km North, then turns to her right and cycles 3 km. Q cycles 9 km East, then turns North and cycles 10 km North, then turns left and cycles 6 km. Where is Q now with respect to the position of P?

An office worker walks 4 km East from his home to reach a taxi-stand. He catches a taxi from there which goes 10 km South, then the taxi turns right and goes a further 15 km. Here he gets down and takes a bus. This bus travels 2 km North, then travels 3 km West then it turns to its right and travels 8 km to reach the man's office. Where is this man's office with respect to his home?