# A person is earning P600 per day to do a certain job. Express the total salary S as a function of the number n of days that the person works?

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- PuzzlingLv 71 month ago
For 0 days of work they get ₱0

For 1 day of work they get ₱600

For 2 days of work they get ₱1200

etc.

It's pretty obvious that the function is:

S = 600n

The salary (S) is equal to 600 times the number of days worked (n).

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