Să se determine probabilitatea ca, alegând un număr din mulțimea numerelor naturale de 3 cifre, acesta să aibă toate cifrele pare
Test_combinatorică

Quiz
•
Mathematics
•
10th Grade
•
Hard
Nicoleta Stancu
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
0,4
0,5
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Să se determine probabilitatea ca, alegând un număr din mulțimea {10,11,12,.........40}, suma cifrelor lui să fie divizibilă cu 3.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Într-o clasă sunt 22 de elevi, dintre care 12 sunt fete. Să se determine în câte moduri se poate alege un grup reprezentativ al clasei format din 3 fete și 2 băieți.
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
9000
9900
9100
9800
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Care este rezultatul calculului: 0! +5!+6!*0!
120
840
841
121
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
161
181
160
180
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