SOLUTION: Emily needs to purchase a new air conditioner for the office. Model 1600A costs $950 to purchase and $32 per month to operate. Model 6070B, a more efficient unit, costs $1275 to pu
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-> SOLUTION: Emily needs to purchase a new air conditioner for the office. Model 1600A costs $950 to purchase and $32 per month to operate. Model 6070B, a more efficient unit, costs $1275 to pu
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Question 1119751: Emily needs to purchase a new air conditioner for the office. Model 1600A costs $950 to purchase and $32 per month to operate. Model 6070B, a more efficient unit, costs $1275 to purchase and $22 per month to operate.
a) After how many months will the total cost of both units be equal?
b) Which model will be the more cost effective if the life of both units is guaranteed for 10
years?
You can put this solution on YOUR website! Emily needs to purchase a new air conditioner for the office. Model 1600A costs $950 to purchase and $32 per month to operate. Model 6070B, a more efficient unit, costs $1275 to purchase and $22 per month to operate.
a) After how many months will the total cost of both units be equal?
m = months
950 + 32m = 1275 + 22m
Solve for m
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b) Which model will be the more cost effective if the life of both units is guaranteed for 10 years?
10 years = 120 months
950 + 32*120 for the 1600A
1275 + 22*120 for the 6070B
