Verbal Reasoning - Mental Ability Questions

Preetam cycles 6 km towards the south direction. He turns right to move 8 km, and again turns towards the north­-east to move 10 km. From there, he moves 15 km on the left. How far is he from his original position?

What will come in place of the question mark (?) in the following number series?11, 19, 40, 87, 173, ?

If "S" denotes "multiplied by", "V" denotes "subtracted from", "M"denotes "added to" and "L" denotes "divided by", then

96 L 12 S 7 V 49 M 10 =?

Amit and Ritu are a couple. Mrinal and Shonal are brothers. Mrinal is the brother of Ritu. How is shonal related to Amit?

In the following question, select the related word pair from the given alternatives.
Ammeter : Current : : ? : ?

If x means +, + means ÷, − means x and ÷ means −, then 8x7−8+40÷2 = ?

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

If 4 * 2 = 3 and 8 * 4 = 3 , then 21 * 7 = ?