What begins with T, ends with T, and has T in it?

When a clock is observed, the hour hand is at a minute mark and the minutes hand is six minutes ahead of it.

When the clock is observed again after some time, the hour hand is precisely on a different minute mark and the minute hand is seven minutes ahead of it.

Can you calculate how much time has elapsed between the two observations?

What does this rebus puzzle means ?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

Where do fish keep their money?

It can't be seen, can't be felt, can't be heard, and can't be smelt.
It lies behind stars and under hills, And empty holes it fills.
It comes first and follows after, Ends life, and kills laughter.
What is it?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?