Amachine can print 80 shirts in 10 minutes. find the number of shorts the machine can print an hour ?

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?

Who long does it take to drive 150 miles at 45 miles per hour

Kerion has a beaded necklace business. she can make 12 necklaces is 2 hours. how long will it take her to make 9 necklaces?