When tax is added to the cost of a lipstick, its price increases from $16.50 to $18.48.what is the rate at which tax is charged?

Aiden buys two bags of chips at $1.09 each and a 20 ounce soda for $1.20 at the gas station.he knows that the state tax is 5.5. how much change will he receive from a $5 bill?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

The area (a) of a circle with a radius of r is given by the formula and its diameter (d) is given by d=2r. arrange the equations in the correct sequence to rewrite the formula for diameter in terms of the area of the circle.