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Proportii

Authored by natalia mecicari

Mathematics

12th Grade

Used 9+ times

Proportii
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6 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Valoarea raportului

 718\frac{7}{18}   este aproximativ

3,18

0,18

0,39

0,388

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

In proportia

 316=632\frac{3}{16}=\frac{6}{32}   mezii sunt 

6 si 16

3 si 32

6 si 3

16 si 32

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

 35=x25\frac{3}{5}=\frac{x}{25}  in proportia data ,x este egal cu ...

13

14

15

17

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Care sunt numerele , stiind ca suma lor este 72 si ca sunt direct proportionale cu 4 si 8

36 si 38

24 si 48

23 si 49

22 si 50

5.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Daca impartim numarul 270 in doua numere invers proportionale cu 2 si 7 ,atunci aceste numere vor fi egale cu

200 si 70

210 si 60

190 si 80

180 si 90

6.

MULTIPLE SELECT QUESTION

1 min • 1 pt

din 25 l de lapte se obtine 3 l de smintina.Cita smintina se va obtine din 150 l?

15 l

16 l

17 l

18 l

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