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比、比值與正比

Authored by 慧玲 卓

Mathematics

6th Grade

Used 3+ times

比、比值與正比
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9 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

一盒泡芙有8顆,其中草莓口味有3顆,草莓口味和全部泡芙的數量比是3:8。

Yes

No

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

比的前項除以比的後項所得的結果稱為

比值

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

在5:4的數量關係中,下列敘述何者正確?

5是後項

4是前項

「:」是比的符號

後項除以前項所得的結果稱為比值。

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

15公升的果汁加入85公升的水中,水和果汁的容量比是多少?

85:15

15:85

15:100

85:100

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

兩正方形邊長的比是3:5,周長比是多少?

6:25

9:10

9:25

12:20

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

六年級學生共100人,其中男生有55人,六年級男生和女生人數的比怎麼記?

100:55

55:100

55:45

45:55

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

小青玩投籃機,投籃50次,投進了20次,小青進球次數和投籃次數的比值是多少?

0.4

0.8

1.6

2.5

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