Answer:
a

b

c

Explanation:
From the question we are told that
Length is L = 52500000 m
Mass is
Time is 2435200000 minutes
Generally the proper SI for length is meters ,
Now converting the given length to proper SI form using the appropriate prefixes we have that

Generally the proper SI for mass is kilograms
converting grams to kilograms , we have

=> 
Generally the proper SI for time is seconds
converting minutes to seconds , we have

=> 
Now converting to the proper SI form using the appropriate prefixes
