What four weights can be used to balance from 1 to 30 pounds?

A man fell off a smuggling boat into deep water. He could not swim and he was not wearing anything to keep him afloat. It took 30 minutes for the people on the boat to realize someone was missing. The missing man was rescued two hours later on the return trip. Why didn't he drown? Note:- He didn't know swimming, the sea was deep, and He wasn't holding anything

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

I am green and found in the forest and have needles instead of leaves. What am I?
Hint 1: It can be used for Christmas decorations.
Hint 2: I have a strong, scent that is used in air fresheners.

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

What is the last thing you take off before bed?

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

A deaf and mute man goes to the train station. Tickets for the train are 50 cents each. The man goes to the ticket booth and hands the man inside just a dollar. The man in the booth hands him two tickets.

How did the man in the booth know to give him two tickets without even looking at him?

Can you make the number 24 by utilizing the numbers 1, 3, 4 and 6? You must use one number only one time and you can use mathematical operation symbols anytime anywhere.