if jacob sold a watch costing rs.400 to john at 15% profit and john sold the same to sudhir at 15% profit, what is the price paid by sudhir? Choose the correct choice from the following options:
A) 460
B) 510
C) 529
D) 560
E) 575
John cp=1.15*400= 
<gadget id="calculator">1.15*400</gadget>
<output>460</output>
460   sp of john=1.15*460= 
<gadget id="calculator">1.15*460</gadget>
<output>529</output>
529   ANSWER:529
<result>C</result>
if jacob sold a watch costing rs.400 to john at 15% profit and john sold the same to sudhir at 15% profit, what is the price paid by sudhir?