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Q. |
If ‘a’ is the base amount expenditure, ‘b’ is the increase in the operation cost each year over a period of’ 'n’ years, the total cost of maintenance is: |
A. | a + (n + 1) b |
B. | a + (n - 1) b |
C. | a × (n - 1) b |
D. | a - (n - 1) b |
Answer» B. a + (n - 1) b |
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