4. Construct the worker-machine activity chart of the ORIGINAL and PROPOSED method for the following job: worker operating crushing machine. How much time you saved per cycle? Seq. Work element description A he operator walks to the store and fills a 50-kg container with recycled battery plastic casings. B he operator transports the container using a hand truck to the crusher he operator discharges the recycled casings into the crusher. D he crusher operates in a batch mode. E he operator stops the crusher and discharges the crushed plastics into a bag. F he operator transports the bag to close to the next department Worker time 1.7 min. 0.9 min. 0.9 min. (idle) 1.3 min. 0.9 min. Crusher time (idle) (idle) (idle) 2.5min. (idle) (idle)