What is both possible and impossible at the same time?

Can you name an animal whose killing cannot be performed without spilling your own blood?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

What does below rebus means ?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

Which is faster, Heat or Cold ? Explain.

Two men play a dice game involving roll of two standard dice. Man X says that a 12 will be rolled first. Man Y says that two consecutive 7s will be rolled first. The men keep rolling until one of them wins.

What is the probability that X will win ?

Which letter of the alphabet has the most water?

In a family supper, a grandfather, a grandmother, two fathers, two mothers, four children, three grandchildren, one brother, two sisters, two sons, two daughters, one daughter-in-law, and one mother-in-law need to sit at a table.

There are only seven chairs available at the place. How many more chairs do they have to borrow so that everyone can sit down together for the suppers if everybody requires a separate chair?