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?

why number 8549176320 is one of a kind?

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

Which is the rope you never skip with?

If six children and two dogs were under an umbrella, how come none of them got wet?

Can you replace the question mark with the correct number in the below table sequence?

What has 88 keys?

If eleven plus two equals one, what does nine plus five equal?

In a contest, four fruits (an apple, a banana, an orange, and a pear) have been placed in four closed boxes (one fruit per box). People may guess which fruit is in which box. 123 people participate in the contest. When the boxes are opened, it turns out that 43 people have guessed none of the fruits correctly, 39 people have guessed one fruit correctly, and 31 people have guessed two fruits correctly.
How many people have guessed three fruits correctly, and how many people have guessed four fruits correctly

There is an exact a week gap between Christmas and New Year. Hence, It is obvious that the new year that comes right after Christmas comes on the same day of the week.

A Strange thing happened in the Year 1777. Christmas occurs on Wednesday and New Year on Monday. How is that possible?