Answer:
can you put an image so I can help you?
Step-by-step explanation:
Answer:
see explanation
Step-by-step explanation:
The reciprocal of a number n is 
(a)
1
← change to an improper fraction
= 
Then its reciprocal is
= 
(b)
The reciprocal of
is
=
= 1 
(c)
Each is the reciprocal of the other
Find 9/20 of 100
9/20 * 100 = 900/20 = 45
So 45 people voted to change the law, and that's not enough.