How can you make number one disappear by adding something to it?

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

A mother is 21 years older than her child. In exactly 6 years from now, the mother will be exactly 5 times as old as the child.
Where's the father?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

You’re out on the water and see a boat filled with people. You look away for a second and look back again, but this time you don’t see a single person on the boat. Why? Hint: The boat did not sink.

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

What occurs twice in a week, once in a year but never in a day?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?