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TEST DIVIZIBILITATE, clasa a V-a

Authored by MARIA SANDRU

Mathematics

5th - 6th Grade

Used 120+ times

TEST DIVIZIBILITATE, clasa a V-a
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In scrierea  35x  2\overline{35x}\ ⋮\ 2  ,  x=...x=...  

2,4,8

0,2,4,6,8

6,8

4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Divizorii numarului 42 sunt:

1,2,3,4,5,6,7,21

1,42

1,2,3,6,7,14,21,42

2,3,6,7,14,21,42

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Numerele de forma  124x\overline{124x}  divizibile cu 5  sunt:

1245 si 1230

1240 si 1242

1245 si 1240

1240 si 1425

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Un exemplu de număr natural care are exact 3 divizori este:

3

4

5

6

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Suma divizorilor numărului 18 este:

37

30

38

39

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suma numerelor prime de forma  1x\overline{1x}  este:

51

60

43

47

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Daca a si b sunt numere prime si  a+4b=30a+4b=30  , atunci  a=..... si b=.....a=.....\ si\ b=.....  

 a=14, b=4a=14,\ b=4  

 a=10, b=5a=10,\ b=5  

 a=2, b=7a=2,\ b=7  

 a=3, b=7a=3,\ b=7  

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