The percentage of laptops of Companies C2 = 22% ⇒ The percentage of laptops of Companies C5 = 13% ⇒ The difference in the percentage of laptops of Companies C2 and C5 = 9% ⇒ The difference of laptops of Companies C2 and C5 = 9% × 3800 ⇒ The difference in laptops of Companies C2 and C5 = 342 ∴ The difference in laptops of Companies C2 and C5 is 342.