Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

Can you find out which triangle will have a bigger area among the following?
1. A triangle with sides 300, 400 and 500
2. A triangle with sides 300, 400 and 700

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?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Jenifer is learning to drive her car. She went down a one way lane and in the wrong direction. But she do not break any law.

How come ?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?