Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

Open a Laptop which is password protected. Hint for the password is given as below:

1 mobile 3 books 2 Boards 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches

2, 3, 5, 9, 17, _ What is the next number in the sequence?

John is pretty weird. He likes toffees but hates chocolates. He loves books but never reads. He likes to build his troops in an online game but does not proceed with the war. He likes to go swimming but is afraid of water.

Seeking this behaviour, can you tell whether he likes balloons and parties?

There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

Which of the below owl is odd one out?

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

What has 88 keys?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?