You order chicken wings at KFC in the boxes of 6, 9 and 20. What is the largest number of wings that you cannot obtain by buying in any combination of the boxes?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

John and Jill are madly in love with each other. To remind Jill of his pure love, John wants to send her a ring by post but in their country where burglary is quite prominent, any package that is not locked comes under the risk of being stolen for the contents.

John and Jill possess many padlocks but neither one of them has the other key.

Can you find a way John can send the ring to Jill safely?

There was a strange boy who was born before his father. How can this be possible?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

Can you decipher the below rebus?

PBLUESAISNUERSES

Find the Goldfish below the given Image.

How many triangles are there in the picture below?