Can you name four days which start with the letter 'T'?

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

Which number should replace the question mark?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

Be active and find the killer in the picture Riddle below.

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?

Replace the question mark with the correct number.

2 + 2= 4
3 + 3= 18
4 + 4= 48
5 + 5= ?

Can you fill the blank with the correct number?

6 30 870 756030 _____