Dean used a triple beam balance to find that the mass of a rock was 40 g and he used a graduate cylinder that measures the volume is 5 ml. What is the density? a
9 m/l
b
10 g/ml
c
6 g/ml
d
8 g/ml

PL HELP M

Icould really use some with this question.

Aline that intersects one of two parallel lines intersects the other also always sometimes never

Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.