Alocal clothing shop is marking down all of its summer clothes by 75%. sarah would like to purchase a swimsuit that is originally priced at $80. when she gets to the register, she signs up for a loyalty cars that saves her an additional 10%. how much did she spend on the swimsuit and what total percent did she receive off?

a. find the markdown price of the swimsuit.

b. then, find the markdown of the loyalty card.

c. subtract to find the final price.