Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

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

How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

Can you identify if it's a murder or a suicide ?

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 the photo plexer logic ?

If eleven plus two equals one, what does nine plus five equal?

Count the number of lines in the image below ?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.