Answer:
20.2
Explanation:
600 mph
Just divide 3000 by 5.
4.2 g
The VOLUME of the ring is 4.2 - 4.0 = .2 ml = .2 cm^3
the MASS of the ring is this times the density
.2 cm^3 * 21 g/cm^3 = 4.2 g
237/93 np
sub to tkwick
A. (i think)
