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If $a=7$ and $b=13$, what is the number of even positive integers less than $ab$?

 Mar 30, 2020
 #1
avatar+1956 
+1

This worksheet will help you (It has the same question, too)

 

https://www.cemc.uwaterloo.ca/events/mathcircles/2009-10/Intermediate_Feb3.pdf

 Mar 30, 2020
 #3
avatar+626 
0

Um the question difficulty in those worksheets are exponentially harder than this current problem

AnExtremelyLongName  Mar 30, 2020
 #2
avatar+626 
+1

a = 7

 

b = 13

 

ab = 7 * 13 = 91

_____________________________

Zero is not positive or negative, but even, so we can't count it in the problem.

 

So really it just is

 

FLOOR of \(91/2\) = 45

 Mar 30, 2020

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