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Divizibilitate

Authored by Andrea Catinean

Mathematics

6th - 8th Grade

Used 278+ times

Divizibilitate
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Suma numerelor prime intre 80 si 100 este:.....

500

300

269

700

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

(28,42,63)= ....

14

7

2

6

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

in scrierea  35x  2\overline{35x}\ ⋮\ 2  , x=

2,4,8

0,2,4,6,8

6,8

4

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Cate numere de forma  12ab  5 si 3\overline{12ab}\ ⋮\ 5\ si\ 3   

5

3

10

7

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Fie multimile: A= {n ϵ\epsilon  NN^{\cdot} |x    3, x < 19 } si B= {y ϵ\epsilon  N |18    y}. A \cap  B= {..................}

3,6,9,15,18

3,6,9,12

3,18

3,6,9,18

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 In scrierea 2n+3+2n+1+2n=88, n=.....In\ scrierea\ 2^{n+3}+2^{n+1}+2^n=88,\ n=..... 

3

6

2

4

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Multimea divizorilor lui 42 este: {.................}

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

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