It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

If,
9 * 8 * 7 = 65
8 * 7 * 6 = 50
7 * 6 * 5 = 37

Find
6 * 5 * 4 = ?

There is a unique number which when multiplied by any number from 1 to 6, we will get the new number that contains the same digits only.

Can you find that number?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

What is next number in the pattern below:

131 517 192 123 ?

In my garden, I have many trees but only one of them is the mango tree. In these mango trees, there are some mangoes(as expected).

But after a strong wind, there are neither mangoes on the tree nor on the ground. Explain?

Three friends decide to distribute the soda cans they had among them. When all of them had drunk four cans each, the total number of cans that remained was equal to the cans each one of them had after they had divided the cans.

Can you calculate the total number of cans before distribution?

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?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.