Nathan bought a pair of boots for $80 and 2 shirts for $20 each. The sales tax is 7.5%. How much did Nathan pay for all the items, including tax? Justify your reasoning.
Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?
Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line