Which Shows How to Find the Net Price Equivalent with the Series

Multiple Choice

Which shows how to find the net price equivalent with the series discount 15/20/10 using the complement method?

A) (0.15 × 0.2 × 0.1) × price
B) [1 - (0.15 × 0.2 × 0.1) × price
C) [1 - (0.85 × 0.8 × 0.9) ] × price
D) (0.85 × 0.8 × 0.9) × price