I think it is 29%? I am not 100% sure though...
Answer:

Step-by-step explanation:
we know that
----> by Intersecting Chords Theorem
substitute the given values

solve for x


∠СXA = ∠BXA + ∠СXB = 30°20' + 40°35' = 70°55'
152.5 is 250% of the number, 61
Answer:
B
Step-by-step explanation:
x2 + x -6 = (x-2)(x+3)
x = 2, -3