Answer:
The first time you start tanning yourself you should spend only 10 minutes in the sun (a day) and gradually build it up 5 more minutes a day. It should only take a week to get a tan (7days).
10 minutes (1st day)
15 minutes (2nd day)
20 minutes (3rd day)
25 minutes (4th day)
30 minutes (5th day)
35 minutes (6th day)
40 minutes (7th day)