Question 33245: 1. What is the prime factorization of 598?
2. Choose the correct statement? 12 is a factor of 4; 30 is a factor of 7; 7 is a factor of 30; 4 is a factor of 12.
3. Which of the following shows a pair of prime numbers? 21,33; 21,59; 59,73; 33,73.
4. Write the prime factorization of 120?
5. Which of the following numbers is not composite? 31,39, 35, 27
6. Determine the prime factorization of 3960?
7. What is a factor of 40?
8. What is a factor of 12?
9. Which is not a factor of 12? 3, 24, 4, 6
10. Which of the following numbers is prime? 51, 57, 97, 27
11. Which is not a factor of 48? 12, 24, 96, 16
12. Write 900 as a product of primes?
13. Write 2016 as a product of primes?
14. Which of the following numbers is prime? 15, 21, 83, 25
15. Which of the following numbers is prime? 10, 3, 21, 4
Answer by longjonsilver(2297)   (Show Source):
You can put this solution on YOUR website! Prime factorisation of 120:
120
2*60
2*2*30
2*2*2*15
2*2*2*3*5
In 3*4=12 the factors of 12 are 3 and 4. 12 also has factors 2 and 6.
Prime Numbers: only divisible by itself and 1... you need some trial and error to find them. Learn your "times tables".
So use this info to work out the questions.
Jon.
jon.
|
|
|
