
Ecuații în Q
Authored by Carmen Buta
Mathematics
5th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rezolvați ecuația 2x + 3 = 7 în mulțimea numerelor raționale.
x = 4
x = 3
x = 2
x = 5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este soluția ecuației x/4 = 5 în mulțimea numerelor raționale?
x = 20
x = 25
x = 10
x = 15
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Scrieți o ecuație care să descrie următoarea problemă: Un magazin a vândut de 3 ori mai multe mere decât pere. Dacă au vândut în total 40 de fructe, câte mere și câte pere au fost vândute?
20 pears and 20 apples were sold.
15 pears and 25 apples were sold.
5 pears and 35 apples were sold.
10 pears and 30 apples were sold.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rezolvați ecuația 3(x - 4) = 15 în mulțimea numerelor raționale.
x = 3
x = 5
x = 7
x = 10
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un magazin a vândut 24 de cărți. Dacă ar fi vândut cu 6 cărți mai puțin, fiecare carte ar fi costat cu 2 lei mai mult. Cât costă o carte?
8
6
10
12
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este soluția ecuației 5y - 8 = 7y + 4 în mulțimea numerelor raționale?
y = 3
y = 0
y = -6
y = -2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Scrieți o ecuație care să descrie următoarea problemă: Un avion a parcurs o distanță de 1200 km cu o viteză medie de 200 km/h. Cât timp a durat călătoria?
6 ore
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