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

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

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

There are 3 apples in the basket and you take away 2. How many apples do you have now?

How can one talk without saying a single word?

Find out the missing number in the picture attached:

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

Can you find a rabbit in the given picture?

Suppose we lay down two cups in front of you. One of the cups is filled with tea and the other one with coffee. Now we ask you to take a spoonful of tea and mix it with the coffee. At this moment, the coffee cup has a mixture of tea and coffee. You have to take that mixture (spoonful) and add it back to the tea.

Can you now tell if the cup of coffee has more tea or the cup of tea has more coffee?