Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!

Through your logical capabilities, can you make 7 an even?

Be active and find the killer in the picture Riddle below.

On one occasion, A Boy collects 71 rupees in form of 20 paise and 25 paise. He collects a total of 324 coins.

Can you tell me how many 20-paisa and 25-paisa he got?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

Can you find the odd number in the following five choices?

1) 482636
2) 259807
3) 865195
4) 104739
5) 391744

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

Can you count the number of squares in the given picture?