Divisibility Problems (1)( Week 23 Evaluation) 1. Is 521 divisible by 2? 2. Is the result of 17 − 2 − 5 − 5 + 2 − 2 − 1 − 1 an odd number? 3. Determine which of the following number(s) are divisible by 5. Type the number(s) in the blank, and separate each number with a comma if necessary. 4. When 228 is divided by a certain number, the answer is 19. What is the number? 6. Type all the multiples of 5 between 700 and 799, and their digits sums are also multiples of 5. Separate two numbers with a comma. 7. Is 340 divisible by 4? 8. Type all the multiples of 6 between 300 and 399, and their digits sum also are multiples of 6. Separate two numbers with a comma. 9. Type all the multiples of 10 between 100 and 299, and their digits sums are also multiples of 10. Separate two numbers with a comma. 10. Determine which of the following number(s) are divisible by 6. Type the number(s) in the blank, and separate each number with a comma if necessary. |