1. Chun Kumora's salary after 11 years will be $63,117.6200.
2. Chun Kumora's salary after 21 years will be $93,429.4900.
3. Chun must receive raise greater than $42,640 ($41,000 x 1.04) for the next year and greater than $44,345.6000 ($42,640 x 1.04) for the year after.
The future salaries (values) can be determined using an online finance calculator that compounds with the sum of the average inflation rate of 2% and the cost-of-living raise of 2% for 11 and 21 years, respectively.
Future Value in 11 years:
N (# of periods) = 11 years
I/Y (Interest per year) = 4% (2% x 2)
PV (Present Value) = $41,000
PMT (Periodic Payment) = $0
Results:
FV = $63,117.62 ($41,000 + $22,117.62)
Total Interest = $22,117.62
N (# of periods) = 21 years
I/Y (Interest per year) = 4% (2% x 2)
PV (Present Value) = $41,000
PMT (Periodic Payment) = $0
Results:
FV = $93,429.49 ($41,000 + $52,429.49)
Total Interest = $52,429.49
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