Since 1 Hong Kong Dollar is equal to 15.8199889289 Nepalese Rupees, we could say that n Hong Kong Dollars are equal to 15.8199889289 times n Nepalese Rupees. In other words, we could use the following formula:
Nepalese Rupees = Hong Kong Dollars x 15.8199889289
For example, let's say that we want to convert 2 Hong Kong Dollars to Nepalese Rupees. Then, we just replace Hong Kong Dollars in the abovementioned formula with 2:
Nepalese Rupees = 2 x 15.8199889289
That is, 2 Hong Kong Dollars are equal to 31.6399778578 Nepalese Rupees.