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比与比例

Authored by CHIN Moe

Mathematics

5th Grade

CCSS covered

Used 10+ times

比与比例
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

哪项是正确的?

12 :15 = 2 :5

10 :40 = 1 :4

21 :30 = 7 :10

16 :14 = 8 :7

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

p : 10 = 2 : 5 。计算 p 的值 。

2

4

5

7

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

哪些是最简分数的比?

1:3

2:18

5:8

7:21

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

伟亨和家辉身高的比是7:8。伟亨的身高是133cm,家辉的身高是多少cm?

142

152

162

172

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

参加舞蹈班的人数和参加华文学会的人数的比是 1 : 4。参加华文学会的人数比舞蹈班的多了45个,有多少个人参加华文学会?

90

80

70

60

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

六年级青班有18名男生。该班男生人数和女生人数的比是3:4。计算六青班的学生总数。

16

24

40

50

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

幸福小区里有 225 个男居民和 175 个女居民。幸福小区里的男居民人数和女居民人

数的比是多少?

9:7

7:9

15:11

11:15

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