Can you solve the photo plexer logic ?

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 ?

I make two people out of one. What am I?

What is black when you buy it, red when you use it, and gray when you throw it away?

Can you count the number of blocks in the picture below?

Replace the question mark with the number below given a simple math problem.

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Which wheel of car does not rotate when you turn your car right?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?