By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

Count the number of triangles in the below picture?

Forwards I am heavy, backward I am not. What am I?

If you say my name, I will no longer exist. What am I?

John is looking at Jenifer, but Jenifer is looking at Jacob. John is married, but Jacob is not.

Is a married person looking at an unmarried person ?

It belongs to you, but other people use it more than you do. What is it?

81 x 9 = 801. What must you do to make the this equation true?

What 8 letter word can have a letter taken away and it still makes a word. Take another letter away and it still makes a word. Keep on doing that until you have one letter left. What is the word?

A Man gave one of his sons 10 cents and another son was given 15 cents. What time is it?
Hint: Figure out the relation between time and number, is not so easy..:)

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?