A quick test of intelligence. Don't cheat! Because if you do, the test will be no fun.
There are no Tricks to the test. Read this sentence:
FINISHED FILES ARE THE RE-
SULT OF YEARS OF SCIENTIF-
IC STUDY COMBINED WITH
THE EXPERIENCE OF YEARS.
Now count aloud the F's in that sentence. Important, count them ONLY ONCE: do not go back and count them again
Click here for the answer