4000 times
20
Depends how much weed they smoke .
how many pounds does a person gain in 15 years
On average, a person will spend about five years of their lifetime eating.
about 8.7
At least 44 if there's no college
If a person blinks an average of 16 times a minute, then in 90 years it would be 756,864,000 times
20-35 years old, with many younger
The lifespan of a typical person today is 72 years for men and 84 for women.
Not including leap years, if a person consumed an average of 1.86 L every day for 17 years, they would have consumed 11256.72 gallons.
The average person sleeps about 40-50% of their lifetime.
It depends on many things and can take just a few years or many centuries.