A company experiments with different offers and website designs. Possible actions by the website include offering the customer an instantdiscount, offering the customer freeshipping, or doing nothing. The experiment found that customers make purchases 6%of the time when offered the instantdiscount,88%

when offered freeshipping, and 33%when no special offer was given. Suppose 20%of the customers are offered the discount and an additional 40%

of the customers are offered free shipping.Given that a customer made apurchase, what is the probability that they were offered freeshipping? answer is 0.571 I just don't know how to get the answer