SOLUTION: amit sells a pen to kamala a gain of 10% and kamal sells it to vimal at a gain of 20%. if vimal pays 19.80 dollars for it what did it cost amit

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: amit sells a pen to kamala a gain of 10% and kamal sells it to vimal at a gain of 20%. if vimal pays 19.80 dollars for it what did it cost amit      Log On


   



Question 698357: amit sells a pen to kamala a gain of 10% and kamal sells it to vimal at a gain of 20%. if vimal pays 19.80 dollars for it what did it cost amit
Answer by Simnepi(216) About Me  (Show Source):
You can put this solution on YOUR website!
vimal bought the pen for 120% of the price kamal paid
to find what kamal paid K+=++%281980%2F120%29+X+100
therefore K = $16.50
kamal bought the pen for 110% of the price amit paid
to find what amit paid A+=++%281650%2F110%29+X+100
therefore A = $15