Answer:
A. 0.4880
Step-by-step explanation:
First, find the z-score:
z = (x − μ) / σ
z = (13.5 − 13.56) / 2.24
z = -0.03
Using a z-score table:
P(z < -0.03) = 0.4880
Answer:
its either b or d im not sure sorry
Step-by-step explanation:
Answer:
it's option 2) x > 7
Step-by-step explanation:
7 × 2 = 14
There are 9 muffins in each box
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Answer:
Yes, x=-4
Step-by-step explanation:
2x + 9(x - 1) = 8(2x +2) -5 ------> simplify, you have 2x+9x-9=16x+15-5 ----->do the math x=-4. I got the same thing.
