A group of workers can plant 4 1/2 acres in 3 3/8 days. What is the unit rate in acres per day

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.

Stefanie is painting her bedroom. she can paint 2 1/3 square feet in 4/5 of an hour. how many square feet can she paint in one hour?

Zack and tia played chess for 50 min they put the chessboard away at 11: 20 when did they start