$"7.$Three products, A$,$ B and C$,$ are to be processed through a certain type of work center. The weekly demand of Product A is $5023,$ production arte is $20$ unit$/$hour and no of work center to be routed are $2.$ The weekly demand of Product B is $8000,$ production arte is $25$ unit$/$hour and no of work center to be routed are $1.$The weekly demand of Product C is $2000,$ production arte is $10$ unit$/$hour and no of work center to be routed are $3.7$ working days$/$week$,1$ number of shifts$/$day$,6$ number of hours$/$day $/$day and number of working hours$/$shift$.$ calculate Utilization in $\%.$ Note: $(1)$Answer must be in digites up to two decimals for ex$.$ if Anwer is $98\mathrm{.}622\%$ it should be $98\mathrm{.}62.(2).$Do not put $\%$ sign in your answer..