Must show all logic, formulas, & sequences used

Layout References Mailings Review View AbccbdEe ABCDE A A Aa A E x ARA Aakhcede AaBb Ab AaBbCcD Heading 1 v Normal No Spacing Heading 2 Tite su QUESTION 5 If for a trading company the Total Revenue in a year is $ 2000, and Total Cost is $ 1500, calculate: (a) Mark up as a percentage of cost (b) Mark up as a percentage of sales QUESTION 6 Interpret and tell me what you can about the following products: a. Product A has an elasticity = 0 b. Product B has an elasticity of (-)6 c Product C has an elasticity of (+) 6 d. Product D has an elasticity of L) 0.95