I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

Why is a river so rich ?

If one and a half boys, eat one and a half burgers in one and a half hours.

How many burgers can 9 boys eat in 3 hours?

Next Number in the Series,

5, 16, 49, 104, ?

A boy collects white seashells from the sea and brings them home every night. When he has enough of them, he decides to sell them to a trader.

The trader is ready to buy the shells and he asks the boy about the quantity. At this, the boy starts calculating. He has a giant box that contains 3 mini boxes. Two of them have another mini box inside. If the giant box can hold 50 shells, how many brown shells can he sell to the trader?

While house hunting in London, I came across a very good leasehold property Discussing the lease the landlady told me:

'The property was originally on a 99 years lease and two-thirds of the time passed is equal to four-fifths of the time to come. Now work it out for yourself and see how many years are to go!

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 can go through glass without breaking it?