Contents

- 1 What is the doomsday date?
- 2 How do you determine the day you were born on?
- 3 How do I determine the day of the week from a date in Excel?
- 4 What is Zeller formula?
- 5 How do you calculate weeks?
- 6 What does it mean if the doomsday clock hits midnight?
- 7 What time is the Doomsday Clock 2020?
- 8 Does the day you were born mean?
- 9 How does the birthday math trick work?
- 10 What is Zellers rule?

## What is the doomsday date?

Memorable dates that always land on Doomsday

Month | Memorable date | Complete list of days |
---|---|---|

February | February 28 (common years), February 29 (leap years) | 0, 7, 14, 21, 28 OR 1, 8, 15, 22, 29 |

March | “March 0” or March 14 | 0, 7, 14, 21, 28 |

April | April 4 | 4, 11, 18, 25, 32 |

May | May 9 | 2, 9, 16, 23, 30 |

## How do you determine the day you were born on?

If the date written was January or February of a leap year (these are the years in even decades that end in 0, 4 or 8) then subtract 1 from the answer. The value of the final remainder corresponds to the day of the week. Day 4 is Thursday, and therefore this is the day that corresponds to March 10, 1966.

## How do I determine the day of the week from a date in Excel?

We can also see the Long Date format in the Format Cells Window on the Number tab. This window can be opened by right-clicking the cell, then pressing Format Cells… Click on the Long Date format and the Sample box will show a preview that includes the day of the week.

## What is Zeller formula?

Zeller’s Rule can be used to find the day on any particular date in the calendar in the history. All you have to know is the formula given below and how to use it. Zeller’s Rule Formula. F = K + [(13xM – 1)/5] + D + [D/4] + [C/4] – 2C.

## How do you calculate weeks?

With a simple mathematical calculation, you can calculate how many weeks are in each month. Count the number of days in the month and divide that number by 7, which is the number of days in one week. For example, if March has 31 days, there would be a total of 4.43 weeks in the month.

## What does it mean if the doomsday clock hits midnight?

global catastrophe

The clock represents the hypothetical global catastrophe as midnight and the Bulletin’s opinion on how close the world is to a global catastrophe as a number of minutes or seconds to midnight, assessed in January of each year. The main factors influencing the clock are nuclear risk and climate change.

## What time is the Doomsday Clock 2020?

100 seconds to midnight

The members of the Science and Security Board therefore set the Doomsday Clock at 100 seconds to midnight, the closest it has ever been to civilization-ending apocalypse and the same time we set in 2020.

## Does the day you were born mean?

The seven days of the week correspond to the seven visible celestial bodies — Sun, Moon, Mercury, Venus, Mars, Jupiter and Saturn. The day you were born on has a ruling planet, making up part of your character the same way your zodiac does.

## How does the birthday math trick work?

Multiply by the month of your birth (Eg, if your birthday was 29 February, you’d multiply by 2) Subtract 1. Multiply by 13. Add the day of your birth (eg, if your birthday was 29 February, you’d multiply by 29)