Question

Cat cantareste 300 cm3 de lapte p(ro) = 1030kg/m3

Answer 1

d=m/v
v=300cm3=0,3 dm3=0.3l=0,0003m3
m=d×v=1030×0,0003=0,3090kg=309g

Answer 2

D=m/v

v=300 cm^3.....0,3 dm^3
v=0,3 l=0,0003m^3

m=d×v
m=1030×0,0003
m=0,3090kg.....309 g