$3$

points

eBookPrintCheck my workCheck My Work button is now enabled$2$Item $3$

For the set of tasks given below, do the following:

Task Task

Time$($seconds$)$ Immediate

Predecessor

A $45-$

B $11$ A

C $9$ B

D $50-$

E $26$ D

F $11$ E

G $12$ C

H $10$ C

I $9$ F$,$ G$,$ H

J $10$ I

$193$

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a$.$ Determine the minimum cycle time and then calculate the cycle time for a desired output of $500$ units in a seven$-$hour day. $($Round your answers to $1$ decimal place.$)$

b$.$ Determine the minimum number of workstations for output of $500$ units per day. $($Round up your answer to the next whole number.$)$

c$.$ Balance the line using the greatest positional weight heuristic. Break ties with the most following tasks heuristic. Use a cycle time of $50$ seconds.

d$.$ Calculate the percentage idle time for the line using the $50$ second cycle time. $($Round your answer to $1$ decimal place.$)$