Answer:
7/4
Step-by-step explanation:
To find the reciprocal of 4/7, flip the fraction.
The numerator goes in the denominator and the denominator goes in the numerator
7/4
Answer:
1
Step-by-step explanation:

Remember that 
Plug it in:



Answer:
8/55
Step-by-step explanation:
The answer to that equation is 55/8, and the reciprocal is that improper fraction flipped.
Answer:
B and C
Step-by-step explanation:
Out of the following, B and C are true.