Problem page charmaine needs to buy plastic forks. brand a has a box of 42 forks for $2.17. brand b has a box of 48 forks for $3.97. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answers to the nearest cent

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