Bananas cost $0.75 per pound. Use an equation to determine the cost of 9 pounds. a) $9.75 b) $16.50 c) $6.75 d) $7.50

After reading 80% of her e-mails in her inbox, danette still has m unread e-mails. which of the following expressions could represent the number of e-mails danette had in her inbox before she started reading? choose 2 answers: (choice a) 5m (choice b) 1.8m (choice c) 80m (choice d) m/0.8 (choice e) m/1−0.8