Sarah purchased a set of art supplies for $20.90 and a pair of jeans for $18.95.The sales tax rate in the state is 7%.How much change did Sarah receive from $50
Total purchase she did : $20.90+$18.95=$39.85 7% tax means that we have to 7% or (7/100) extra 7% X 39.85= 2.79 total pay: 39.85+2.79=42.64 total cash: $50 what she gets back: 50-42.64=7.36
