What is the centre of gravity?

Why 1729 is a magic number? Answer Logically.

In the image below, can you find the value of an angle(y)

John has played 50 ODI's and his average is 50. How many runs should he score in his 51st ODI, so that his average score jumps to 51?

What Time Should the last watch show in the below figure?

There is a shop where written:
Buy 1 for $1
10 for $2
100 for $3
I needed 999 and still only paid $3. How could this be financially viable for the shop-keeper?

Make a sentence consisting of three words that have the whole alphabet.

Out of the nine cats that you can see in the picture, there are only two that are completely identical. Can you find them out?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

A man started to town with a fox, a goose, and a sack of corn. He came to a stream which he had to cross in a tiny boat. He could only take one across at a time. He could not leave the fox alone with the goose or the goose alone with the corn. How did he get them all safely over the stream?