This is little tricky; little Jon was told to decypher following code and deliver message. when he opened chit 2 of the numbers were missing. Can you find the missing numbers and also decypher message?

21 16 21 26 ? 12 ? 4 13 5

You have a jug of milk from which you have to remove one cup milk aside. But you only have a three-cup measuring container and a five-cup measuring container with you. So how will you remove exactly one cup milk aside?

I never was, am always to be,
No one ever saw me, nor ever will,
And yet I am the confidence of all,
To live and breathe on this terrestrial ball.
Who am I?

You are on holidays and wake up in the morning, stand up, and look South. You look to the left and find you are still looking South. You look to the right and find you are still looking South! Suddenly you see a bear. What color is it?

How many 9's are there between 1 and 100?