Dacă din 3 kg de aluat se pot face 15 placinte atunci pentru 20 de plăcinte de câte kg de aluat avem nevoie?
Marimi direct si invers proportionale

Quiz
•
Mathematics
•
6th - 8th Grade
•
Hard

Cristina Irimies
Used 71+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
4 kg
2 kg
5 kg
6 kg
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Dacă 5 utilaje asfaltează zece km de autostradă în 56 zile, atunci 7 utilaje în cât timp ar asfalta cei 10 km de autostradă?
60 zile
40 zile
45 zile
65 zile
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Să se afle numerele a,b şi c ştiind că sunt direct proporţionale cu 3, 5 şi 7 şi a+b+c=1125
a=125 b=475 c=525
a=125 b=375 c=625
a=225 b=375 c=525
a=525 b=275 c=325
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Suma numerelor x, y şi z este 520, stiind că ele sunt invers proportionale cu 2, 5 şi 6, aflaţi numerele!
x=300 y=120 z=100
x=280 y=140 z=100
x=250 y=130 z=140
x=200 y=170 z=150
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Daca 4 muncitori termina o lucrare in 6 zile, atunci 3 muncitori termina aceeasi lucrare in ...
6 zile
4 zile
8 zile
10 zile
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Un automobil a parcurs in 30 minute 38,5 km. Distanta parcura de automobil (cu aceeasi viteza) in 3 ore este de...
231 km
150 km
187 km
243 km
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