
Eq lineari intro

Quiz
•
Mathematics
•
9th Grade
•
Hard

Francesco Sanvito
Used 3+ times
FREE Resource
23 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quale delle seguenti equazioni esprime la frase "Il doppio di un numero aumentato di due è uguale a sette"?
2x+2=7
2x+2+7=
2+x=7
2x=2+7
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Moltiplicando un numero per il suo successivo si ottiene 72. Trova l’equazione corrispondente.
x(x+1)=72
x+(x+1)=72
x(1x)=72
x*2x=72
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Un numero sommato al suo doppio vale 15. Qual è il numero?
4
6
5
45
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Aggiungendo 3 al precedente di un numero di ottiene 10. Di che numero si tratta?
8
9
10
7
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In una classe, metà degli allievi preferisce la geografia, 1/ 4 preferisce la storia e 1/ 7 l’educazione civica, mentre 3 alunni preferiscono la musica. Determina il numero degli alunni.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Un mattone pesa un chilogrammo più mezzo mattone. Quanto pesa il mattone?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Un drone, scontato del 30%, costa 1.000 euro, quanto costava inizialmente?
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