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What is the total number of miles Pablo runs over the course of 12 days?


Hev123  May 16, 2018
 #1
avatar+88980 
+1

The sum is given by

 

[ distance on day 1 + distance on day 12 ]  *  12  / 2

 

The distance on day 12 is   

 

1.5  + .5 (11)   =   7

 

So...we have

 

[ 1.5  + 7 ] * 12  / 2  =

 

[ 8.5 ] * 6  =

 

51  miles

 

 

cool cool cool

CPhill  May 17, 2018

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