The sales tax rate is 3%. If Tanvi buys a balance beam priced at $648, how much tax will she pay?

Average salary for a medical assistant is $31,220 which is a 20% income tax bracket how much money would they pay in income tax?

What is the simplified expression for 6(2(y+x))

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.