The Vector $\mathbf { u } = \langle 2700,4700 \rangle$ Gives the Number of Units of Two Models of Laptops

question 74

Multiple Choice

The vector $\mathbf { u } = \langle 2700,4700 \rangle$ gives the number of units of two models of laptops produced by a company.The vector $\mathbf { v } = \langle 1200,900 \rangle$ gives the prices (in dollars) of the two models of laptops, respectively.Use dot products to determine the revenue for these two laptops if the price of each is increased by 6%.

• A)$7,664,400
• B)$7,791,300
• C)$7,918,200
• D)$7,723,800
• E)$7,768,800