what does the below rebus means?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

Can you Find and name the hidden bird in the picture below ?

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

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?

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

What is the riddle which can be asked all day with a different correct answer each time.

How many triangles are there on the puzzle below?

Rob is taller than Edwin, and Jurgen is shorter than Rob.
Of only one of the following statements, we now certainly know it is correct:

A.Edwin is taller than Jurgen
B.Jurgen is taller than Edwin
C.It cannot be determined if Jurgen or Edwin is the tallest.