Sorry, I'm not really sure about this. Ta-da!
300
Coconut trees can grow to be around fifty or sixty feet tall.
3 years
Fifty years.
25,920,000
50 years = 18,262.11 days.
There are 5 decades in 50 years.
18250 days in 50 years
600 months is the answer.
438,300 hours
50 years = 1.5778463 × 109 seconds.
Fifty, and an eon is 10,000. A century is 100 years...