Kieran mother gets a restaurant bill for $25 he has a coupon for 15% of the acid Discount Supply she had 20% as tip what is the total after the discount and tipis how show your reasoning ​

Kiran's mother gets a restaurant bill for $25. She has a coupon for 15%. After the discount is applied, she adds 20% as a tip. What is the total after the discount and tip? (don't forget the $)

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