The first one should be correct.
Answer:

Step-by-step explanation:

<span>im pretty sure its C $0.12
best of luck hope i helped :)
</span>
Since ad, bc, and bd are integers since integers are closed under the operation of multiplication and ad-bc is an integer since integers are closed under the operation of subtraction, then (ad-bc)/bd is a rational number since it is in the form of 1 integer divided by another and the denominator is not eqaul to 0
Answer:
1/8
Step-by-step explanation: