A year on Mercury is 88 earth-days.
Mercury's orbit of 88 days is approximately 1/4 of an Earth year.
Leap years are only something that occur on Earth, so there is no such thing as a Mercury leap year.
6 years= 72 months
1 year and 33weeks.
It is one mercury year long
The popular comparison is one human year equals seven dog years.
It takes about 88 of our days to orbit the sun.
730 or 731 if one of the years is a leap year.
7 years
At 0.2408, Mercury's year is a little under a quarter of an Earth year.
It is exactly 12 years, one year is one month