
比例練習
Authored by cindy tam
Mathematics
1st - 5th Grade
Used 13+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
1)速度一定,路程和時間。
正比例
反比例
不成比例
2.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
正方形邊長和面積。
正比例
反比例
不成比例
3.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
3)客廳面積一定,鋪地磚的數量和每塊磚的邊長。
正比例
反比例
不成比例
4.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
4)煤的總量的一定,每天用煤量和天數。
正比例
反比例
不成比例
5.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
5)把地面45千米的距離用9厘米的線段畫在地圖上,那麼這幅圖的比例尺是
A. 9cm:45km
B. 1:9
C. 1:50000
D. 1:500000
6.
FILL IN THE BLANKS QUESTION
1 min • 10 pts
6)在一個比例中,兩個外項的積是12,其中一個內項是2.4,另一個內項是( )。
(a)
7.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
7)6:x=y:8,x和y
A. 成正比例
B. 成反比例
C. 不成比例
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