What amount must be paid to settle an invoice of $1200.00 dated November 28, terms 3/10, n/30 if the invoice is paid on December 3? Select one: a. $1164.00 O b. $1200.00 C. $1236.00 O d. $964.00 e. $1080.00 A data storage device that costs $20.25 was sold for $79.99. Calculate the rate of mark-up based on the cost price. Select one: a. 74.6896 b. 295.0196 c. 25.3296 d. 395.0196 e. 75.3296