maria baught two fans 3605.she sold one at aprofit of 15%and the other one at aloss of 9%.if maria got the same amount for each fan find the cost price of each fan.

if the fans were sold for price x,

1.15x = .91(3605-x)
x = 1592.50

Check:
she bought one for 1592.50 and sold it at a 15% profit for 1831.375
she bought the other for 2012.50, and sold it at a 9% loss, for 1831.375