Answer:
9.93g/cb cm
Step-by-step explanation:
Density = mass/volume
= 30g/3.02cb cm
= 9.93g/cb cm
D.) 1:3
Because there are 30 other cards to the red's 10. Simplified, that is 1:3
the 2nd one is wrong
2x
Because 6 ÷ 3 = 2, so the answer is 2x
