
A1 Numere naturale, întregi, mulțimi EN

Quiz
•
Mathematics
•
8th Grade
•
Medium
Alina Beleaga
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suma numerelor întregi din intervalul (-5; 8) este egală cu:
13
21
18
26
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Media aritmetică a numerelor a=9 şi b=25 este mai mare decât media lor geometrică cu:
11
2
3
17
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rezultatul calculului (15+15:3): 5 este egal cu:
2
8
5
4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Numărul submulțimilor cu cel puțin două elemente din mulțimea A = {a, b, c,} este:
3
4
7
8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suma dintre cel mai mic şi cel mai mare număr întreg din intervalul (-4; 5] este:
1
0
2
3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dacă A= {-2, 0, 1, 2} şi B={-2, -1, 2, 5}, atunci suma elementelor mulțimii A ∩ B este egal
-1
3
0
5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Produsul numerelor întregi din intervalul I=[-1;2] este
2
0
-2
3
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