Number Theory Concepts Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. What is the next even number after 5,602?

Question 2 2. Which of the following is divisible by 2?

Question 3 3. Which of the following is NOT a multiple of 7?

Question 4 4. Which number has divisibility by 6?

Question 5 5.

Which of the following numbers has divisibility by 5?

A: 21

B: 20

C: 25

D: 23

Page 2

Question 6 6. Which is a factor of 36?

Question 7 7. Which of the following is a factor of 136?

Question 8 8. Is 4,775 odd or even?

Question 9 9. How many factors does a prime number have?

Question 10 10. How many odd numbers are there between 6 and 18?

Page 3

Question 11 11. Which of the following numbers is not composite?

Question 12 12. How many factors does the composite number 24 have?

Question 13 13. How many candies will each friend get if there are 3 friends and 9 candies?

Question 14 14. What is the LCM for 18, 12, and 10?

Question 15 15. How many candies will each friend get if there are 2 friends and 10 candies?

Page 4

Question 16 16. If there are 28 candies and 7 bowls, how many candies will be in each bowl?

Question 17 17. What is the sum of all the even numbers?

Question 18 18. Which of the following numbers is divisible by 10?

Question 19 19. If a positive number is a factor of a number, is its negative also a factor?

Question 20 20. How many candies are in each bowl if there are 5 bowls and 20 candies?

Page 5

Question 21 21. A _______ is one that has only two factors, 1 and itself, and factors are simply two numbers you ____ together to get a product.

Question 22 22. What is the prime factorization for 180?

Question 23 23. Which has divisibility by 4?

Question 24 24. Which of the following is divisible by 9?

Question 25 25. How could you make the prime number 3 a composite number?

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Question 26 26. Why is 57 a composite number?

Question 27 27. If you have 10 cakes and 40 candles, how many candles does each cake get?

Question 28 28. Why is 5 a prime number even though it ends in a 5?

Question 29 29. Which of these is a prime number?

Question 30 30. Which of the following has divisibility by 8?

Number Theory Concepts Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

FTCE Elementary Education K-6 (060): Practice & Study Guide  /  Social Science Courses
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