Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

You have two rectangular wires.

Both of them have property that when you light the fire from one end , it will take 60 minutes to get completely burn.

However, they do not burn at consistent speed (i.e it might be possible 1st 20% burn in 50 minutes and 80% can burn in 10 minutes).

So how could you measure 45 minutes ?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

What number when divided in half becomes zero?

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?

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 solve below mathematical equation?

2^1234 - 2^1233

what one word does the below rebus identifies?

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

The following question it puts forth you:

25 - 55 + (85 + 65) = ?

Then, you are told that even though you might think it's wrong, the correct answer is actually 5!

Whats your reaction to it? How can this be true?