5. 1 What day is it?

The answer process is as follows:

Because there are five Fridays, five Saturdays and five Sundays.

May 1 day * * has 3 1 day.

Then 5×7=35 days >; 3 1 day.

So only four weeks.

4×7=28 days

So there are still three days, so May 1st is Friday.

Extended data:

May is the fifth month of the Gregorian calendar year, and it is a big month. * * * There is 3 1 day. "May" is also called "high moon". In the northern hemisphere, May is the third month of spring. There are two solar terms this month: Long Summer and Xiaoman.

Festivals in May and the lunar calendar are nicknames.

May is also called the high moon, June is also called the month, and August is also called the ghost month.

Festivals include May 1st International Labor Day, May 4th Youth Day, Mother's Day and Nurses' Day.