A man dies of old age on his 25 birthday. How is this possible?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

A man stands on one side of a river, his dog on the other. The man calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it?

I have nine bottles of wine and one of the nine bottles is poisoned.
I need to find the poisoned bottle with two facts
(1) Poison is deadly, only a sip will cost death
(2) I have two mice to do so.

How should I do it?

Two boys wish to cross a river. The only way to get to the other side is by boat, but that boat can only take one boy at a time. The boat cannot return on its own, there are no ropes or similar tricks, yet both boys manage to cross using the boat.

How?

What does Alexander the Great and Winnie the Pooh have in common?

Which tank will fill first?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

Solve below rebus puzzle?