Divizibilitate

Divizibilitate

6th Grade

18 Qs

quiz-placeholder

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Divizibilitate

Divizibilitate

Assessment

Quiz

Mathematics

6th Grade

Practice Problem

Hard

Created by

Cilibia Claudia

Used 15+ times

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18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Mulțimea divizorilor numărului 18 este:

{0,1,2,3,6,9,18}

{1,2,3,6,9,18}

{0,2,6,9,18}

{0,18, 36, 54, ...}

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Dintre numerele: 12, 34, 203, 5160, 42, 68, 167, 499 divizibile cu 3 sunt numerele:

12, 203, 5160, 42

203, 499

niciunul

12, 5160, 42

3.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

Alegeți numerele care sunt divizibile cu 100:

1450

1200

305 800

800 010

62 000

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

  \  Descompus în factori primi, numărul 1260 se scrie:

  \   

 2232572^2\cdot3^2\cdot5\cdot7  

 2332572^3\cdot3^2\cdot5\cdot7  

 23332^3\cdot3^3  

 22325272^2\cdot3^2\cdot5^2\cdot7  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 A={xN  x40}A=\left\{x\in N\left|\ \ x\right|40\right\}  Mulțimea A este egală cu:

{0,40,80,120, ...}

{0,2,4,8,10,20,40}

{0,2,4,8,10,20,40}

{1,2,4,5,8,10,20,40}

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Numărul 289 este:

prim

compus

nici prim, nici compus

nu se poate afla

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 Fie   A =42x7 .Fie\ \ \ A\ =\overline{42x7}\ .  

Pentru ca numărul A să fie divizibil cu 3,  cifra x să fie:

2,4, 6,8

3

0,3,6,9

2,5,8

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