There isn't enough information shown to kniw
Answer:
23/1 or 23 is the area.
Step-by-step explanation:
in the photo below
Z-score for 80% to pass = -0.842.

-60.624 = X - 426
X = 426 - 60.624
X = 365
Therefore the required passing score is 365.
Answer: 3x+4y-6=0 I don’t know it I’m right but answer should be 0