A worker can complete the assembly of 15 tape players in 6 hours. At this rate, how many can the worker complete in a 40 hour week?

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?

Abarge can safely haul no more than 400 tons across the river. the barge has an empty weight of 24 tons. the average weight of the railroad cars is 4 tons each.bhow many railroad cars can the barge haul?