
Tỉ lệ thức
Authored by HÀ LƯƠNG
Mathematics
7th Grade
Used 83+ times

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10 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tỉ số đúng để biểu diễn tỉ số của 1,5dm và 0,19m là:
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho tỉ số giữa hai số hữu tỉ là 1,2 : 3,2. Hãy thay tỉ số đó bằng tỉ số giữa các số nguyên tương ứng.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho các cặp tỉ số sau, hai tỉ số nào lập thành tỉ lệ thức?
5.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nếu e.f=d.b (e, f, d, b khác 0) thì
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a:b=2:3; b:c=4:5, khi đó
a:b:c=10:12:15
a:b:c=8:10:15
a:b:c=8:12:15
a:b:c=8:12:14
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