Rs. 3956
Given:
Cost Price of a Geyser = Rs. 3680
Gain

Converting the mixed fraction:


To Find:
Selling Price of the Geyser.
Calculating:
Formula used to calculate the selling price:

Substituting all the values known to us in this formula we get:





Therefore, the selling price of the Geyser is Rupees 3956.
Ronald sells the geyser for Rs. 3956.