B. Let me know if that was correct :)
Answer:
umm I also need help sorry
Explanation:
help..
Density = mass/volume
To rearrange the equation for density to solve for MASS
you will get
mass = density x volume
answer look it up
Explanation:https://www.chegg.com/homework-help/questions-and-answers/takes-planet-28-years-orbit-sun-long-years-take-planet-go-way-around-sky-q29849397
Answer:
3.75 hours
Explanation:
By 
where v is the velocity (or speed in this case)
d is the distance travelled
t is the time taken

Therefore it takes 3.75 hours for the bus to travel 150 km and 40 km/hr.