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Mini-Quiz: Reducing Numbers to Prime Factors

by Ron Kurtus (11 January 2008)

Take this Mini-Quiz to check your understanding of the lesson material.



1. What is the eleventh prime number?

31

37

39

2. What are the prime factors of 144?

12 × 12

6 × 6 × 4

2 × 2 × 2 × 2 × 3 × 3

3. What are the prime factors of 143?

3 × 3 × 7

143 is a prime

1 × 1 ×1 etc. 143 times

If you got all three correct, you are on your way to becoming a Champion in Arithmetic. If you had problems, you had better look over the material again.


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