Equivalent rates can be used to compare different sets of quantities that have the same value. A rate that compares a quantity to one is called a unit rate. The unit rate has a denominator equal to one when written as a fraction. Unit rates can be used to find larger equivalent rates.
Answer:
33.5
Step-by-step explanation:

A and b both have to be 8 so the answer is 8
Assuming line J is parallel to k.
∠5 = ∠1 = 34° (Corresponding angles)
Answer: 34°