There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

Where do fish keep their money?

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?

Which tank will fill first?

Only one color, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

Which Travels Faster? Solve below famous picture riddle:

what does the below math rebus puzzle mean?