
第一冊2-1因倍數

Quiz
•
Mathematics
•
7th Grade
•
Medium
小娟 賈
Used 1+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有一正整數N的所有因數由小到大排列如下:1、2、a、6、9、b則a+b=?
15
18
21
24
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已知四位數202□是5的倍數,不是2的倍數,則□可填入的數為何?
0
2
4
5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪些數字是3的倍數?甲:1236 乙:2136 丙:1263 丁:6321
甲、乙
甲、丙
丙、丁
甲、乙、丙、丁
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個數不是質數?
37
47
57
67
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小軒想要將15個邊長為1的小正方形緊密排列拼成長方形,且不會剩下任何小正方形,則小軒可以拼出幾種不同形狀的長方形?
1
2
3
4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個不是120的質因數?
2
3
5
6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列敘述何者正確?
2是最小的質數
2不是質數中唯一的偶數
5跟7皆是質數,所以5跟7的乘積35也是質數
1到100的整數中扣除質數後,剩下的數皆為合數
8.
OPEN ENDED QUESTION
3 mins • 1 pt
小淇說:「將2090分解成4個相異正整數相乘,再將這4個正整數分成2組,每組兩個數字的和,就是我的生日月分和日期。」請根據小淇的敘述,判斷小淇的生日應為幾月幾日?
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