Answer:
Mean = цр = 0.27
Step-by-step explanation:
Note: The full question is attached as picture below
Given that, p = 27 = 0.27 and n = 85
цр = P
Mean = цр = 0.27
The second answer i believe
Answer:
t ≥ 18
Step-by-step explanation:
He has run 12 miles plus some more miles t. He need to run at least 30 miles
12+t ≥ 30
Subtract 12 from each side
12+t-12 ≥ 30-12
t ≥ 18
The sand makes up a rectangular prism of dimensions 8' by 10' by 0.5'.
The volume of sand is then V = L*W*H, or V = (10')(8')(0.5') = 40 cubic ft.