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Proporții

Authored by Margit Dénes

Mathematics

6th - 8th Grade

Used 7+ times

Proporții
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18 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 26=x36       x=?\frac{2}{6}=\frac{x}{36}\ \ \ \ \ \ \ x=?  

12

2

24

6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 x5=1620       x=?\frac{x}{5}=\frac{16}{20}\ \ \ \ \ \ \ x=?  

5

16

8

4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 x4=832       x=?\frac{x}{4}=\frac{8}{32}\ \ \ \ \ \ \ x=?  

4

1

8

2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 38=x24       x=?\frac{3}{8}=\frac{x}{24}\ \ \ \ \ \ \ x=?  

3

8

9

24

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Fie proporția  ab=cd\frac{a}{b}=\frac{c}{d}  . Ștttiind că  ad=10ad=10  , să se calculeze  bcbc  .

5

20

10

100

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 Fie proporția  ab=cd\frac{a}{b}=\frac{c}{d}  . Știind că  ad=15ad=15  , să se calculeze  10bc10bc  .

100

150

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Proprietatea fundamentală a proporției se scrie:

 ab=cd\frac{a}{b}=\frac{c}{d}  

ab=cd

ad=cd

ad=bc

bc=ab

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