Can you count the number of lines in the below picture?

What is common among 11, 69, and 88?

Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?

A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?

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?

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

If a zookeeper had 100 pairs of animals in her zoo, and two pairs of babies are born for each one of the original animals, then (sadly) 23 animals don’t survive, how many animals do you have left in total?

Can you find a five letter word that is left with only two letters if one is removed?

Replace the question mark with the number below given a simple math problem.

What does this rebus means ?

PROG WORKRESS