Posted by **David** on Monday, August 4, 2014 at 10:08pm.

1. If b is positive integer less than 200, then how many integer pairs (a,b) satisfy the equation a/b= 2/9?

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**Reiny**, Monday, August 4, 2014 at 10:37pm
done!

patience!, you posted the same question only about 8 minutes before this one.

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**David**, Monday, August 4, 2014 at 10:40pm
That was by mistake, I didn't know and typed in again.

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