The single equivalent discount rate of the trade discount 5/4/1 is:

The correct answer to the question would be 09712. The single equivalent discount rate of the trade discount 5/4/1 is 09712. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help. 

The great thing about this problem is they give you everything you need to solve it easily. so the expression is: 12h+30w12h+30wand so everywhere you have an “h” you place 66. and everywhere you have a “w” you place 33. then the expression will look like this: 12(66)+30(33)12(66)+30(33)from here you multiply and then add. getting the following of: $785,862hope this