Tom buys a shirt for 22.00 plus 7% sales tax. his cousin buys a shirt for 18.00 plus 4% sales tax. how much do tom and his cousin pay for shirts? show your work plz also who spent more on tax

Tom paid $22.00 plus 7% of $22.00:

22 + .07(22)  =  22 + 1.54  =  23.54

Tom's cousin paid $18.00 plus 4% of $18.00:

18 + .04(18)  =  18 + 0.72  =  18.72

Tom pays $23.54 on his shirt and his cousin pays $18.72. Tom spent more on tax.