Randis school requires that there are 2 adults chaperones for every 18 students when the students go on a field trip to the museum. if there are 99 students going to the museum, how many adult chaperones are needed?

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

Which math sentence can be used to determine if the triangle is a right triangle?

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?