You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

Which of the below owl is odd one out?

A beggar on the street can make one cigarette out of every 6 cigarette butts he finds. After one whole day of searching and checking public ashtrays the beggar finds a total of 72 cigarette butts. How many cigarettes can he make and smoke from the butts he found?

With the help clues provided in the image, can you find the 5 digit key?

What happened when the wheel was invented?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

John gave half of the apples he had plus one more to Jacob. He gave half of the remaining ones plus one more to James. Now, John was left with just one apple.

Can you find out how many did he have in the beginning?

John is the son of Jacob.
So,
Jacob is the_____of John's father?