合数与质数

Quiz
•
Mathematics
•
1st - 5th Grade
•
Hard
OOI EE THEN THEN
FREE Resource
159 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在下列的数目中,哪个是质数?
39,51,79,65
39
51
79
65
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪个数目不是质数?
79
71
69
67
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
那些是质数?
51
52
53
54
55
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
那些是质数?
21
22
23
24
25
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一组是合数?
8, 100
15, 83
44, 97
13, 58
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5、7、11都是质数
对
错
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下是哪个是质数?
9
15
23
35
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