Guess My Number
(with Integrals)

Guess my number from the following clues.   Who am I?
(You must first solve the integrals).

Note to teachers:
I would display one clue at a time and allow students to make a guess after each problem.
Or you could have the students write down all the possibilities after each clue.

1. I am a digit whole number.
   
   
2. I am greater than .
   
   
3. My tens digit is less than my hundreds digit.
   
   
4. My ones digit is less than my tens digit.
   
   
5. The sum of two of my digits is .
   
   
6. The product of two of my digits is .
   
   
7. The difference between my hundreds digit and my ones digit is .
   
   
8. My ones digits is .
   
   
9. My tens digits is .
   
   
10. Each of my digits is even.
    
    

      Who am I?

Answer: I am 864.   Answer can be determined by clue #6.

Here are the answers to the nine integral problems:
(1)     3
(2)     500
(3)     2
(4)     2
(5)     10
(6)     32
(7)     4
(8)     4
(9)     6


Many thanks to Rodger Jaffe for correcting my answer in clue #9.

Send any comments or questions to: David Pleacher