Verbal Reasoning - Mental Ability Questions

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

d_ba_c_a_cb_

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

4, 9, 16, 25, 36, ?

Select the missing number from the given responses?

If the triangle ABC and DEF follows the given equation, then these two triangles are similar by which of the following criterion?

ABDE = BCEF =ACDF

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

A plane flies 100 km West, then it turns South and flies 150 km, then it turns West and flies 300 km, then it turns to its right and flies 150 km. Where is it now with reference to its starting position?

In the given Venn diagram which letter represents all those who play Kabaddi as well as Football and also all the three games?

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

Beijing Olympics, London Olympics, Rio Olympics, ?