initial commit / add all books

1 files changed, 19 insertions, 0 deletions

diff --git a/2510/CH27/EX27.6/Ex27_6.sce b/2510/CH27/EX27.6/Ex27_6.sce
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+//Variable declaration:
+C = 150000                      //Capital cost ($)
+i = 7/100                       //Interest rate
+n = 5                           //Time (yr)
+OC = 15000                      //Operating cost ($)
+A = 75000                       //Annual cost for the old process ($)
+
+//Calculation:
+CRF = (i*(1+i)**n)/((1+i)**n-1) //Capital recovery factor
+IC = CRF*C                      //Initial cost ($)
+AC = IC+OC                      //Total annualized cost ($)
+
+//Result:
+printf("The annualized cost for the new heating system is : $ %.0f",AC)
+if (AC<A) then
+    printf("Since this cost is lower than the annual cost of $75,000 for the old process, the proposed plan should be implemented.")
+else 
+    printf("Since this cost is higher than the annual cost of $75,000 for the old process, the proposed plan should not be implemented.")
+end