Answer: $480
Explanation: First, change the percentage to a decimal by dividing by 100. 40/100 = .4
Then multiply .4 by the cost, $1200. .4*1200 = $480
I think the answer is 2468.66666667 because 161 times 4.6 times 10 is 7406 and divided by 3 euals that.
There will be 10 commercials if one hundred songs
The original price would be $72. Hope this is right, and helps you.