How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

A man had five children. He had $100 with him to give to his children. He decided to start with the youngest child and then give $2 more than each younger child to his next elder child.

For example, if he gives $x to the youngest child, he will give $(x+2) to the next one, $[(x+2) + 2] to the next one and so on.

Can you find out how much did the youngest one receive?

If two fifty-foot ropes are suspended from a forty-foot ceiling that is twenty feet apart, how much rope will you be able to steal if you have a knife?

The Little ant seems to be always confused. Do you know why?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

What has to be broken before you can use it?

Count the number of balls in picture below:

Can you figure out the logic I used to decide the order of the following words:
gun, shoe, spree, door, hive, kicks, heaven, gate, line, den

Joseph buys three kinds of chocolates for 100 rupees. The first one is priced at 5 rupees, second one at 3 rupees and third one at 0.5 rupees.

If he bought 100 chocolates in total, how many pieces do you think he bought each chocolate?