Answer:
c
Step-by-step explanation:
The distance in kilometers in scientific notation 
<h3>Scale factors</h3>
Scale factors are values or constants multiplied with a variable
If Alvin and Simon raced a distance of
kilometers and they need to race 7 times that distance in a kilometer, the distance traveled will be:
- Distance travelled =

- Distance travelled =

Hence the distance in kilometers in scientific notation 
Learn more on distance here: brainly.com/question/23848540
Answer:
The productivity is measured in cubic meters per kilogram.
Step-by-step explanation:
For the formula for the productivity
of the camel

where
is the area of the hump and is measured in square meters,
is the distance the camel can travel (measure in meters), and
is the mass of the camel (measured in kilograms
).
Then, the productivity of the camel is measure in


cubic meters per kilogram.
Answer:
45v+36
Step-by-step explanation:
9•5v= 45v
9•4= 36
45v+36