The sales tax rate is 10% . if bonnie buys a mop priced at $3, how much tax will she pay?

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

Find solution of the linear equation y = 2/3x + 1/3

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?