Carpenter A can make a chair in 6 hours, carpenter B in 7 hours, and carpenter C in 8 hours. If each carpenter works for 8 hours per day, how many chairs will be made in 21 days?
Carpenter A can make a chair in 6 hours, carpenter B in 7 hours, and carpenter C in 8 hours. If each carpenter works for 8 hours per day, how many chairs will be made in 21 days?
73 chairs will be made by the carpenters working together for 21 days.