SOLUTION: when azra open a books there are two pages in front of her.The sum of the page number is 155.What are the page numbers/

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Question 747154: when azra open a books there are two pages in front of her.The sum of the page number is 155.What are the page numbers/
Found 2 solutions by tommyt3rd, Alan3354:
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
page numbers are consecutive so
n+(n+1)=155
2n+1=155
2n+1-1=155-1
2n=144
n=144/2
n=72
so the page numbers must be 72 and 73

:)

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
when azra open a books there are two pages in front of her.The sum of the page number is 155.What are the page numbers/
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155/2 = 77.5, the center
--> 77 & 78