A new laptop computer selling for $899 in January fell in price to $719 in six months. Assuming the relationship of price to time is linear, determine the decrease in price over each month.
A)$45
B)$40
C)$35
D)$30

Question

Quizplus · Accepted Answer

The price decreased by $899 - $719 = $180 in six months.

To find the decrease in price over each month, divide $180 by 6:

$180 ÷ 6 = $30

Therefore, the price decreased by $30 each month.

The answer is D, $30.

A New Laptop Computer Selling for $899 in January Fell