How many bananas can you eat if your stomach is empty?

This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

Pronounced as 1 letter, And written with 3, 2 letters there are, and 2 only in me. I’m double, I’m single, I’m black blue and grey, I’m read from both ends, and the same either way. What am I?

A man always keeps a spare tyre in his car. To make full use of all the five tyres, he changes the tyres in a manner that for a distance of 1, 00,000 km, each of them runs the same distance.

Can you calculate the distance travelled by each tyre on that journey?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

Find the smallest sentence with all the English alphabet.

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?