The centre of the third figure is empty. What digit should fit inside?

Which city is three-fifths chick two third cat and 50% goat?

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

Can you count the number of matches in the picture below ?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

What is the next number in this series?

4,12,84,3612....

O_er_t_o_

Complete the missing letters of the given word.

What is the next number in the series?

15 29 56 108 208 ?

What Deficiency does the below rebus represent?

VIT_MIN

What can you deduce from the following BrainBat?

CRY
LMKI