Vail ski shop received a $1,201 invoice dated july 8 with 2/10, 1/15, n/60 terms. on july 22, vail sent a $485 partial payment. (if more than one discount, assume date of last discount) a. what credit should vail receive? (round your answer to the nearest cent.) credit $ b. what is vail’s outstanding balance? (round your answer to the nearest cent.) outstanding balance $