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20 questions
List the first prime
List the second prime number
5 is the 3rd Prime number
True
False
What is a prime?
Who cares?!?!?
List the 5th prime number
The numbers 5 and 6 are:
Both prime numbers
Both multiples of 30
Both factors of 30
A factor pair of 60
2 prime numbers multiplied together...
...must be another prime number
...must be an odd number
...must be an even number
...can never be a prime number
The best definition of a factor of the number X is:
A number that can be made by multiplying X and another number together
A number that goes into X
A whole number that can be made by multiplying X and another whole number together
A whole number that goes into X a whole number of times
Which of these is/are prime?
Select all that apply
9
11
13
15
17
Which of these are factors of 24?
Select all that apply
4
6
8
10
12
Which of these statements is/are true?
Check all that apply
There is a finite number of factors for any number
There is a finite number of multiples for any number
There is an infinite number of factors for any number
There is an infinite number of multiples for any number
Factors of a number are always less than multiples of that number
Which of these are multiples of 50?
Check all that apply
5
12.5
25
75
100
The Fundamental Theorem of Arithmetic says that every composite number can be factorized as a
roduct of Natural Numbers
Product of Integers
Product of Real Numbers
Product of Primes
What is 11 squared?
112
132
144
121
22
What is the square root of 100?
√100
10
200
50
1000
What is the square root of 36?
√ 36
4
6
18
1296
What is 16 squared?
8
256
4
32
The √21 is between which two integers?
5 and 6
20 and 22
4 and 5
10 and 11
√ is known as the ___________.
square
radical symbol
radicand
index
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