Solving this problem is pretty straight forward.
We simply use the formula:
z-score = (x – u) / s
where,
x = sample value = 48 minutes
u = mean value = 30 minutes
s = standard deviation = 7 minutes
Therefore,
z-score = (48 minutes – 30 minutes) / 7 minutes
<span>z-score = 2.57</span>
All I could think is subtract and divide
Answer:
14 because 2×7 is 14 and 14 can go into 2 7times
Answer:
A, B and D
Step-by-step explanation:
Answer:
area = 62ft
Step-by-step explanation:
