Answer:
$1.80
Step-by-step explanation:
20 x 0.09 = 1.8
It's on a sale for 1 fifth of the original price?
7.5
cause you can divide the 60 with the 8
1 1/2
1 1/2 + 3 1/2 = 5
6 1/2 - 5 =1 1/2
-600
-3 x 2 is -6
then add the zeros
