21 days in months. 21 days is equal to **0.69 months**.

Then, How many is 21 days?

This conversion of 21 days to weeks has been calculated by multiplying 21 days by 0.1428 and the result is **3 weeks**.

How many months does 28 days have? All **12 months** have at least 28 days

February is the only month with exactly 28 days (except for leap years when February has 29 days).

Keeping this in consideration, How many minutes are in 21 days?

This conversion of **21 days** to **minutes** has been calculated by multiplying **21 days** by 1,440 and the result is 30,240 **minutes**.

## What months dont have 30 days?

Rhyme to remember number of days in each month:

April, June, and November. Thirty days hath **September**, April, June, and November, all the rest have thirty-one.

**How many months are in a year?**

Answer: There are 12 **months in a year**. There are 4 **months in a year** that have 30 days.

**What is broken before you use it?**

**An egg** has to be broken before you can use it.

That’s right, the answer to this tricky teaser is the humble egg.

**How much seconds are in 3 days?**

In 3 d there are **259200 s** . Which is the same to say that 3 days is 259200 seconds.

**How much minutes are in 2 and a half hours?**

So,two and a **half hour**=150minutes.

**How many days are there in a month without weekends?**

All months in the Gregorian calendar have 4 weeks, as every month on the calendar has at least **28 days**. (7 days in a week divided into 28 days equals 4 weeks.) Some months have a few extra days, but none of them has enough extra days to count as an extra week.

**How can I remember the months?**

** Learning the Order of the 12 Months of the Year **

- A month is a collection of approximately 30 days. …
- To remember the months of the year, use the the rhyme ’30 Days Hath September’ or use the knuckle trick. …
- 30 days hath September, April, June and November.

**How many weeks does the year have?**

A calendar year consists of **52 weeks**, 365 days in total.

**How do the months go?**

The 4 months **of April, June, September and November** all have 30 days. The 7 months of January, March, May, July, August, October and December all have 31 days. February is the only month that has 28 days. It has 29 days on a leap year (every 4 years).

**What is white when it’s dirty?**

The answer to this interesting What Becomes White When It Is Dirty? Riddle is **Blackboard**.

**What gets broken without being held?**

Gotham Quotes. I can be broken without being held. **Given and then taken away**. Some people use me to deceive, but when delivered, I am the greatest gift of all.

**What has many keys but can’t open a single lock?**

What has many keys but can’t open a single lock? The answer is: **Piano**.

**How Much Is billion seconds?**

Answer and Explanation:

One billion seconds is equivalent to **31.70979198376 years**. There are 60 seconds in 1 minute and 60 minutes in one hour.

**How many seconds is 3 minutes?**

Which is the same to say that **3 minutes** is 180 **seconds**.

**What is 2.5 of an hour?**

2.5 hours equals **150 minutes**. 1 hour is 60 minutes, therefore there are 150 minutes in 2.5 hours.

**How many hours is 7 days?**

**How Many Hours** in **7 Days**? – There are 168 **hours** in **7 days**.

**What is the average working days in a month?**

As you can see, the range of working days per month moves **between 19 and 22.** 4 days. That’s a considerable variation. The least amount of work days are found in February and November.

**How many Saturdays are there in a month?**

Each month has a minimum of **four Saturdays**. Every month can also have a fifth Saturday depending on the day of the week on which the month starts. February can only have a fifth Saturday on a leap year when the first of the month starts on Saturday.

**What is the saying to remember how many days in each month?**

**“Thirty Days Hath September”, or “Thirty Days Has September”**, is a traditional verse mnemonic used to remember the number of days in the months of the Julian and Gregorian calendars.

**How many days are in a month on average?**

The average month is 365/12 = 30.42 days in a regular year and 366/12 = 30.50 days in a leap year. The Gregorian (western) solar calendar has 365.2425/12 = **30.44 days** on the average, varying between 28 and 31 days.