Question

Aveti problema in atasament, va rog e urgent​

Answer 1

a)ms=500g

md=150g

c/100=md/ms

c/100=150/500

c=100×150/500

c=150/5

c=30%

b)md=500g

mapa=2kg=2000g

ms=md+mapa

ms=2000+500

ms=2500

c/100=md/ms

c/100=500/2500

c=100×500/2500

c=500/25

c=20%

c)md=80

densitatea=m/V=>m=densitatea×V

m=1,3075×153

m=200(rotunjit,normal da 200,0475)

c/100=md/ms

c/100=80/200

c=100×80/200

c=80/2

c=40%

Sper ca te-am ajutat!