Remark
The question boils down to how many minutes are there in a year? Divide whatever you get into 3.6 million
Find the number of minutes in a year.

Multiply all the numbers in the numerator together.
1 * 52 weeks * 7 days * 24 h * 60 Minutes = 524160 minutes in 1 year.
Denominator
there are just ones in the denominator.
Find the deaths per minute
Deaths = 3.6 million = 3 600 000
Number of minutes / year = 524160
Deaths / minute 3600000 / 524160 = 6.868.
Every minute 6.868 people die.