Question

12. How many seconds are in 90 years? Show all work.

Answer 1

2838240000

Step-by-step explanation:

1 calendar year =

31536000

X 90

=

2838240000

Answer 2

The answer would be 2,838,240,000

Explanation: In 1 year there are 31,536,000 and if you multiply that number by 90 you would get 2,838,240,000