Help, ignore the stuff to the right of awnsers

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract

The product of sin 30 degrees and sin 60 degrees is same as the product of