Each finished carton of product P contains 15 litres of liquid L. During the production process there is an unavoidable loss of 20% of the liquid input. The standard price of liquid L is $2 per litre.
The standard ingredient cost for liquid L shown on the standard cost card for one carton of product P will be
A . $18.75
B . $30.00
C . $36.00
D . $37.50
Answer: D