The answer is 2/5 which is C. You're welcome
A multiplicative inverse of an integer a is an integer x such that the product ax is congruent to 1 with respect to the modulus m.
1. 
Check:
The multiplicative inverse of 5 in
is 9.
2. 
Check:
The multiplicative inverse of 5 in
is 5.
3. 
Check:
The multiplicative inverse of 5 in
is 8.
Answer:
1. C
2. D
3. B
Step-by-step explanation:
Answer: 10.0
Step-by-step explanation: 10/1=10=10.0