Wyatt can husk at least 12 dozen ears of corn per hour and at most 18 dozen ears of corn per hour. Based on this information, what is a possible amount of time, in hours, that it could take Wyatt to husk 72 dozen ears of corn?

Margo can peel and slice at least 10 dozen apples per hour and at most 15 dozen apples per hour. Based on this information,what is the possible amount of time, in hours, that it could take Margo to peel and slice 60 dozen apples?

To complete a particular task Deve charged $50 for the first 3 hours and thereafter $10 per hour. If 'A' represents the amount that Dave received after working for 'H' hours , which of the following expresses the amount he ears after working for 'H' hours , where H gt 3 ?

A fishing boat is anchored 9 km away from the the nearest point on the shore. A messanger must be sent from the fishing boat to a camp, 15 km from the point on shore closest to boat. If the messanger can walk at a speed of 5 km per hour and can row at 4 km/h. determine the distance of that point (in km) from the shore, where he must land so as to reach the shore in least possible time.