Question

cat mai repede dau coroana ​

Answer 1

Răspuns:

5. a)800kg -160 dag ,deoarece 1dag=5kg

b)10t=10000kg

...q + 2000kg =10000kg => ...q =8000kg => 80q=8000kg

6. 4t=4000kg

31q=3100kg

3100kg-800kg + a=4000kg => a=100kg

7. 5t=5000kg

1t de trestie de zahar............140kg de zahar

5t de sfecla.........x kg de zahar

=> x=140 x 5 => x=700 kg de zahar

Nivel 3:

1.  32q=32000hg

32000hg-2997hg=29003hg

2000cg= 200dg

9g= 90dg

200dg-90dg=110dg

1 dag =0,1hg => 45 x 0,1hg=4,5hg