## FANDOM

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The following questions can be answered in the next four days!

Hi, everyone! The following questions can be answered!

## Questions

1. The variable n is a positive integer. If the value of $\frac{1}{n} + \frac{2}{n} + \cdots + \frac{10}{n}$ is an integer, what are the possible values of n? [20 points]

2. What is the remainder of $2^{100}$ divided by 10? In other words, what would be the last digit of $2^{100}$? [20 points]

3. The same as last week's question: See below.Bonus: Lucky Prime Hint: The value is exactly 37.

## Answers for 8/28 ~ 8/30

For number 1: 43679 = 34 x 72 x 11. Therefore, the answer should be 3.

For number 2: The answer is 4.

For number 3: I'm going to extend this one to be revealed in September 4. Until then, this question can still be answered!

a, b, c are all real numbers. For the following system of linear equations, which of the following are correct? There are multiple correct choices. [80 points]

$\begin{cases} x + 2y + az = 1 \\ 3x + 4y + bz = -1 \\ 2x + 10y + 7z = c \end{cases}$

A) (If there is a solution) Exactly one set of answers is available.

B) (If there is a solution) 11a - 3b ≠ 7

C) (If there is a solution) c = 14

D) (If there are no solutions) 11a - 3b = 7

E) (If there are no solutions) c ≠ 14

1. Blueeighthnote: 13843 points (2 achvmt pkgs) - One more to get the next lucky prime badge!
While being the host, the host cannot earn any points during the period.

2. Minipop56: 12206 points - Four more to get the next lucky prime badge!

3. TimBluesWin: 755 points (1 achvmt pkg)

4. Imamadmad: 745 points (1 achvmt pkg)

5. Dalek-James: 740 points

6. Julianthewiki: 525 points (1 achvmt pkg) - RETIRED

7. Lefty7788: 300 points - One more to get the next lucky prime badge!

8. Wikia Contributor 69.235...: 230 points (1 achvmt pkg)

9. Supermario3459: 145 points (1 achvmt pkg)

10. 3primetime3: 102 points (+15 pts)

11. ZombieBird4000: 50 points (1 achvmt pkg)

12. Wildoneshelper: 40 points (1 achvmt pkg)

13. Emmaelise401: 50 points

14. CalzoneManiac: 30 points

15. 21qmcgagin: 20 points

16. Kyodaisuu: 21 points

17. Googleaarex: 10 points

## Achievements

The Badges will still be continued further.

Usually awarded for having skills to solving hard questions, etc.

1. Quick Thinker! (+10 points) - Awarded for posting an answer before I write "Please leave your answers here." FIRST FOUNDED BY BLUEEIGHTHNOTE

2. RARE: Leaderboards Expert! (+300 points) - Awarded for being 1st place on the leaderboards for 30+ days. FIRST FOUNDED BY BLUEEIGHTHNOTE

3. RARE: More than a Millenium! (+100 points) - Awarded for being first in the leaderboards and scoring more than 1000 points from the runner-up. FIRST FOUNDED BY BLUEEIGHTHNOTE

4. Questions in a question (+20 points)? Awarded for finding three ambiguities in a single question. EARNED BY IMAMADMAD

Most rare ones are found here.

1. RARE: Top Ten (+30 points) - Awarded for being the first top 10 people ONLY to participate on the question of the day! EARNED BY THE FIRST 10 PARTICIPATING PEOPLE

2. RARE: Cyclone Centurion! (+250 points) - Awarded for scoring at least 10000 points in the QOTD system! FIRST FOUNDED BY BLUEEIGHTHNOTE.

All epic ones are found here.

1. EPIC: Lucky Primer (+100 points): Congratulations! You have guessed the lucky prime correctly. Get the Lucky Prime two more times to earn the next achievement! FIRST FOUNDED BY JULIANTHEWIKI.

2. EPIC: Very Lucky Primer (+200 points): Congratulations! You have guessed the lucky prime correctly two more times. Get the Lucky Prime three more times to earn the next achievement! FIRST FOUNDED BY MINIPOP56 AND BLUEEIGHTHNOTE.

3. REALLLLY LUCKY PRIMER (+300 points): Congratulations! You have guessed the lucky prime correctly three more times. Get the Lucky Prime four more times to earn the next achievement! FIRST FOUNDED BY MINIPOP56.

4. EPICEPIC: First of 2015! (+350 points): Congratulations for being the first to answer the questions in 2015 QOTD! FIRST FOUNDED BY DALEK-JAMES.

Mysterious badges from a far-out universe. Each one found here is worth 10000+ points and/or 5+ achievement packages.

1. MYSTERY: ATLAS (+10000 points) - ??? FIRST FOUNDED BY BLUEEIGHTHNOTE.

2. FOUNDER: TIME KEEPER (+0 points) -- Being the host of QOTD for more than 1 year! Special thanks to your dedications! FIRST FOUNDED BY 3PRIMETIME3!

Unique things one can do in the answers section. ONLY ONE PERSON CAN EARN EACH BADGE.

1. Analyzer! (+10 points) - Awarded for drawing a diagram. FOUNDED BY IMAMADMAD

2. Inspiration! (+5 points) - A question was dedicated to you! FOUNDED BY BLUEEIGHTHNOTE

Awarded by how much I trust someone on this wiki. Please do not ask me about these badges.

1. Reliability (+100 points) - Trusted to write a question of a day. FIRST FOUNDED BY BLUEEIGHTHNOTE, AND IMAMADMAD

2. Scoreboard Tinkerer (+100 points) - Trusted to change the scoreboards. FIRST FOUNDED BY BLUEEIGHTHNOTE AND JULIANTHEWIKI

3. Prime Staff (+100 points) - Become a chat moderator, rollbacker, sysop, or bureaucrat on this wikia! FIRST FOUNDED BY BLUEEIGHTHNOTE, JULIANTHEWIKI, TIMBLUESWIN, IMAMADMAD, SUPERMARIO3459, MINIPOP56, AND DALEK-JAMES