1. a bicycle is on sale for $189.50, the sales tax rate is 5%. what is the total price?
2. rosa and her friends are eating out for dinner. the bill was $45.80. they want to leave
a 20% tip. how much should they leave for a tip?
3. rick bought 3 shirts for $18 each, 2 pair of socks for $3.99 a pair, and a pair of slacks
for $45.00. the sales tax rate is 8,5%. how much did he pay?
4. aubrey is selling collections of art and makes a 12% commission on all sales. what would
her commission be on the sale of a $3250 collection of art?