Medii
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Irina Budau
Used 4+ times
FREE Resource
Enhance your content in a minute
10 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Media aritmetică a numerelor 2,3 și 7 este egală cu:
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Media aritmetică ponderată a numerelor 6 și 10 cu ponderile 3 și 7 este egală cu:
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Valoarea de adevăr a propoziției ”media geometrică a numerelor 1 și 9 este egală cu 5” este:
adevărat
fals
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Media aritmetică a numerelor 3√2+1 și 3√2-1 este egală cu:
1
6√2
3√2
0
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Media geometrică a numerelor √8 și √2 este egală cu:
16
4
2
6.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
În clasa a VII-a A sunt 23 de elevi, dintre care 12 băieți. Media înălțimii băieților este 172 cm, iar media înălțimii fetelor este 167 cm. Media înălțimilor elevilor clasei a VII-a A este .........................................cm. (Rotunjiți rezultatul la cel mai apropiat număr întreg)
7.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Dacă numerele 27 și x au media geometrică 9, atunci x este egal cu:
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