geometry
algebra
Number theory
100
How many degrees are in each side of a straight line
180
100
How many different ways are there to make an outfit with exactly one shirt and one pair of pants, if you have 3 different shirts and 4 different pairs of pants to choose from?
12
100
Suppose we write down the smallest positive 
-digit, 
-digit, and 
-digit multiples of 
.
What is the sum of these three numbers?
1134
200
What is the Pythagorean theorem? Answer in terms of A, B, and C
a2+b2=c2
200
What is the prime factorization of 30?
2*3*5
200
What is the sum of all positive 1-digit integers that 4221462 is divisible by?
19
300
How do you find area? Answer in terms of a.
a2
300
Lana is the oldest of four sisters. Her youngest sister is half her age. The other two sisters are twins years younger than Lana. When the four sisters' ages are added together, the result is 
. If the youngest sister is 
years old, what is ?
7
300
What is the smallest multiple of 
of the form 
, where 
and 
are digits?
Enter the full 
-digit number as your answer. (That is, don't just enter your choices for and .)
219456