Answer:
$210
Step-by-step explanation:
Date Description Units Price Total Balance
1-Jun Opening 15 $12 $180 $180
5-Jun Purchase 10 $13 $130 $310
12-Jun Purchase 20 $14 $280 $590
17-Jun *Sale -30 -$380 $210
*Working
Sale
Date Units Price Total
17-Jun -15 $12 $(180)
-10 $13 $(130)
-5 $14 $(70)
Total Sale -30 -$380
So, the correct answer is $210.