7 days = 1 week
⇒ 687 days = 687 ÷ 7 weeks
= 981/7 weeks
≈ 98.14 weeks
687 days
The martian year is 687 earth days, or nearly 2 earth years. Since the martian day is a little longer than an earth day, the martian year is only about 669 martian days in length.
687 Earth days = 1.88 Earth years. 365 days in a year so, 687 days -365 days= 322 days: so 687 days=1 year and 322 days 20 years is 7300 days
About 687 Earth days.
THE ANSWER IS 687 EARTH DAYS
Mars has a year of about 687 Earth days.
A year on Mars is 687 Earth days long.
687 days.
687 days
mercury is the planet which revollve around sun in 687 days it means there is a yeqr is equal to 687 days
Mars takes 686.971 (or 687 days) Earth days to orbit the Sun.
About 687 to 686