3Â years, 4Â months ago
3Â years, 4Â months ago
In a year there are three quarters over which the price has decreased. So you just have to assume the initial value to be "x".
Then decrease it by 10% three times. That would be:
x(0.9)(0.9)(0.9)
x(0.9)^3
x( 0.729)=25515
x=35000