What was the amount of the cost of goods sold for this sale?

[afm754]

Acme-Jones Corporation uses a weighted-average perpetual inventory system.
August 2, 10 units were purchased at $12 per unit.
August 18, 15 units were purchased at $14 per unit.
August 29, 12 units were sold.
What was the amount of the cost of goods sold for this sale?

a. $148.00.
b. $150.50.
c. $158.40.
d. $210.00.
e. $330.00.

Please only answer this question if you know how to solve it

 

[PureOrLady]

(15*14)+(10*12)total divided by 25 answer times 12 no I don't want to do the math