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

John needs to purchase 100 chocolates from three different shops and he has exactly 100 rupees to do that which he must spend entirely. He must buy at least 1 Chocolate from each shop.

The first shop is selling each chocolate at 5 paise, the second is selling at 1 rupee and the third is selling at 5 rupees.

How many chocolates should he buy from each shop?

I have feet, but no legs. Which animal Am I?

What is so fragile that saying its name breaks it?

Can you solve the maths in the below-given picture equation?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

What has no start, end, or centre?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

A river should be crossed by a father, a mother and their two sons and two daughters.
There are some rules that should be followed while crossing the river. There can be only two people in the raft while crossing. The daughters cannot be with their father unless there is the presence of the mother. The sons cannot be with their mothers unless the father is present. Unless the guard is on the board, the criminals cannot be with any of the family members. Only the adults like the father, the guard, and the mother knows to use the raft.

How will they cross the river?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?