Problema Solution
what is the discount price of $155.80 skateboard if it is on sale for 20% off?
Answer provided by our tutors
since the skateboard is 20% the new price is 80% of the original price:
155.80 - 0.20*155.80 = (1 - 0.20)*155.80 = 0.80*155.80 = $124.64.