Katie works in the electronics department at Best Buy.
She earns $250 a week plus $20 for every flat screen (f) that she sells.

Write an equation that can be used to determine Katie’s weekly salary (k) given the number of flat screens (f) that she sells.

Answer _____________________________

What is the minimum number of flat screens Katie must sell in a week to earn a weekly salary of $550?

Question

Katie works in the electronics department at Best Buy.
She earns $250 a week plus $20 for every flat screen (f) that she sells.

Write an equation that can be used to determine Katie’s weekly salary (k) given the number of flat screens (f) that she sells.

Answer _____________________________

What is the minimum number of flat screens Katie must sell in a week to earn a weekly salary of $550?

anonymous · Answer

Katie's weekly salary is constant, 250. The only thing that changes is her commission, f. So her salary is 250+20f=x. To get the answer to the second question, plug 550 in for x and solve for f.

anonymous · Answer

f= 15
Thanks singlesixx