Consider a group of 20 workers and a set of 40 tasks. Every worker can do 6 different tasks, and every task can be done by 3 different workers. Show that one can assign each task to a worker who can do it in such a way that every worker gets two tasks.

hey! i have the same question... do you have the answer yet?

Explanation:

i need help t

unlike the threaded fasteners which are used to clamp the machine members, power screws are used to transmit power. common applications of power screws are: screw jacks: to lift weight. lead screw of lathe: for axial movement of tool and its precise positioning.

answer:

explanation:

assault rifle is a rapid-fire, magazine-fed rifle designed for military use. it is a shoulder-fired weapon that allows the shooter to select between semi-automatic (requiring you pull the trigger for each shot), fully automatic (hold the trigger and the gun continuously fires) or three-shot-burst modes.