Question

Va rog cat mai repede ex 6, 8, 9! 30 de puncte +coroana!!!

Answer 1

6. este  greseala

 (x+83):2 =197, x + 83 = 394, x = 311

7. 180 dm = 18 m
P = 12 + 12 + 18 + 18 = 60 m
Raspuns : 60, a.

8. 256 m³ = 256000 litri
Raspuns corect : B. 256000 litri

9. $\frac{15}{48}+ \frac{5*2}{48}+ \frac{19}{48}+ \frac{19*2}{48}+ \frac{14}{48}= \frac{96}{48}=2$
Raspuns corect: D. 2