SOLUTION: A sold an article to B for a gain of 10%.B sold it to C for a gain of 15%.If C paid €25.30,how much did A and B pay for it?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: A sold an article to B for a gain of 10%.B sold it to C for a gain of 15%.If C paid €25.30,how much did A and B pay for it?      Log On


   

Question 547852: A sold an article to B for a gain of 10%.B sold it to C for a gain of 15%.If C paid €25.30,how much did A and B pay for it?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Let +a+ = price A paid for it
B got it for +a+%2B+.1a+=+1.1a+
C got it for +1.1a+%2B+.15%2A1.1a+=+1.265a+
given:
+1.265a+=+25.3+
+a+=+20+
and
+1.1a+=+22+
A paid 20 for it
B paid 22 for it