Verbal Reasoning - Mental Ability Questions

In the following question, select the related word from the given alternatives.
Frog : Amphibian : : Lizard : ?

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

a_ ca_c_dc_d_ad_

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

76, 38, 19, 9.5, ?

If 'x' means 'addition', '­' means 'division', '/' means 'subtraction' and '+' means 'multiplication', then which of the equation is correct

If, 6x4= 12, 4x12= 24, 12x6= 36 then 6x9= ?

If 3 % 2 = 50, 2 % 4 = 60 then what is the value of 5 % 4 = ?

How many triangles are there in the given figure?

A boy leaves his school and travels 20 km towards the north. He takes a left turn and travels 30 km, then he turns towards the east direction and travels 50 km further. Finally, he turns to his right and travels 20 km more. Which direction is he now with respect to his school?