Friday, 12 June 2015

Make 100 with only 9 numbers



Make 100 with ONLY 9 numbers



Hint 1:



They all have something in common



Hint 2:



The first 4 are numbers digits, the rest are not.



Hint 3:




+ =(use addition)



Hint 4:



They are the 1st ___(<-- what kind?) numbers




Answer



Well, I guess we are talking about the:



prime numbers. The sum of the first 9 equals 100 (2+3+5+7+11+13+17+19+23 = 100) and also the first 4 of them are also digits.




No comments:

Post a Comment

Understanding Stagnation point in pitot fluid

What is stagnation point in fluid mechanics. At the open end of the pitot tube the velocity of the fluid becomes zero.But that should result...