Bay of Bengal is in which state?

Which number should replace the question mark?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

Krish is 45 years old and his mother Crishtina is 73 years old.

Can you find out how many years ago, his mother was three times his age?

Count the number of triangles in the picture below:

What can jump higher than a building?

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

Can you solve this picture maths equation?

Take one out and scratch my head, I am now black but once was red. What am I?

All of Jacob's shoes are red except two.
All of Jacob's shoes are green except two.
All of Jacob's shoes are yellow except two.

How many shoes does Jacob have?