An experiment measured the evaporation rate of a liquid at a certain temperature and pressure. After 2/5 hour, 5/9 cup of liquid evaporated. What is the unit rate for the evaporation of the liquid?

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.