As a mixed number, it's 64 and 4/10:

As an improper fraction, it's 644/10:

This can also be reduced to 322/5:

Answer:
a=g/c
or
g/c=a
Step-by-step explanation:
divide c on both sides and you will get a=g/c or g/c=a
Answer:
9
Step-by-step explanation:
cross multiply 7/63 by 1/x
so, multiply 7 by x and 63 by 1
you get 63=7x
divide by 7 on both sides and you get 9
Answer:
I think is B
because its the one that sounds good