Calculations

Question 1

How to calculate a bonus

Answer 1

25% Bonus
Bonus= .25 x (amount bonus percentage of - bonus)
Bonus= (.25 x amount bonus percentage of ) - (.25 x bonus)
.25 x bonus = amount bonus percentage of- bonus
25 (125%) x bonus = amount bonus percentage of - bonus
Bonus = amount bonus percentage of- bonus/ 1.25

Question 2

Sum of Years

Answer 2

n (n+1) / 2

Where n = estimated useful life