Dacă într-o clasă sunt 12 băieți și 18 fete, care este probabilitatea ca la deschiderea aleatorie a catalogului, profesorul să nimerească o fată?

Test Matematica

Quiz
•
Mathematics
•
11th Grade
•
Hard
Vincențiu Doboș
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
57%
30%
80%
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Calculati:(8√2+√2)+(5√2-8√2)=
(In loc de "√" puneti ".")
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
30
9
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
20
15
26
25
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
70
77
84
90
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calculati:(1,43+2,57)-(4,5-3,52)=
3,02
3,2
5
0
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calculati:3×4+5-15÷3=
67
12
-12
-21
8.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Calculati: ∣2x-3∣=5
-1
1
5
-5
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