QUESTION IS DOWN BELOW 15 POINTS EACH

Answer:
a)
density = mass/volume
density = 320/128
density = 2.5 g/cm3
b)
mass = density x volume
mass = 65 x 26
mass = 1690g
Answer:
a) d = 2.5g/cm3
b) m = 1690g
Step-by-step explanation:
density equals mass between volume
a) [tex]d=320g/128cm^{3} =2.5g/cm^{3}[/tex]
mass equals density by volumen
b)[tex]m=(26g/cm^{3} )(65cm^{3} )=1690g[/tex]
Hope this helps