Math/Logic
A perfect number is a positive integer that is equal to the sum of its proper divisors (divisors other than itself). What is the smallest perfect number?
6
I am an odd number. Take away one letter, and I become even. What number am I?
Seven
What are the names of the two most common measuring systems?
Answer: Metric & Imperial
How many members came to the first unofficial PiSaders meeting on August 29th?
12
How many senior PiSaders members are there, including execs?
10
Mathematician known as the father of geometry
Euclid
Two fathers and two sons went fishing. They managed to catch exactly three fish, but each one of them caught a fish. How is this possible?
There were three people: a grandfather, his son, and his grandson
How many countries in the world uses the imperial system?
three
What was the caption on the most recent PiSaders instagram post?
Meet the 24-25 executive team!
What two accounts is the PiSaders Instagram following?
Mu Alpha Theta & Seoul Foreign School
What year did Isaac Newton die?
1727
Which ancient civilization used a base-60 number system that still influences how we measure time today?
The Babylonians
What is another name for a vector dot product?
Answer: inner product
Who were the five PiSaders executives in the School Year 22-23?
William Kim, Erin Lee, Dohyun, Siyun Cho, Garvin Kim
What is the first major event that PiSaders will hold this year?
Answer: MS Math Competition
A sector is a region bounded by and including an arc and how many radii of a circle?
Answer: 2
What is a set of numbers called if it satisfies closure, associativity, invertibility, and identity?
Answer: A group
When two circles have the same center, what is it called?
Concentric circles
How many general members does PiSaders have?
30
What’s the PiSaders instagram called?
sfhspisaders
Who is known for their work on prime numbers and the distribution of prime numbers?
Answer: Bernhard Riemann
Turn me on my side and I am everything. Cut me in half and I am nothing. What am I?
Answer: 8
Which mathematician is often referred to as the “Prince of Mathematicians?”
Answer: Carl Friedrich Gauss
What team name is missing from last year’s Team Challenges? Alpha, Bravo, ___, Delta, Echo, Foxtrot
Answer: Charlie
Which school is hosting SKISMC this year?
Answer: Dwight School Seoul