Koras electric bill this month was 72% of her bill from the previous month. if her bill last month was $168.50 what is her electric bill this month $121.32
$125.76
$132.08
$134.26

121.32  Option # 1

Step-by-step explanation:

168.5 * 0.72 = 121.32

$4034.40

the perimeter of the field is the sum of the lengths of the four sides:

47 yd + 158 yd + 47 yd + 158 yd = 410 yd

the cost of 3 ft (1 yd) of fence is 3×$3.28 = $9.84.

so the cost of jake's wood perimeter fance is

(410 yd) × ($9.84 /yd) = $4034.40