I have an apple tree , number of apple in this tree get doubles every week.

On 30th week , the tree gets completely filled with apples :-)



Can you tell me , on what week does my tree is half covered with apples ?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

What type of curtain does this rebus mean

Solve below popular number sequence
314 159 265 358 979 323 846 ?

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

You can see three almost identical images below. Can you spot the odd one out from them?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

Riddle me this, Riddle me that,
What am I? I am made of wood, but you can't see me down?

Which alphabet letter is a question?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6