Driving for 2 hours and 45 minutes at an average speed of 60 miles per hour.
2 hours and 45 minutes = 2 hours and 45 minutes 0r 2.75 hrs _________ 60minutes
D = rt = 60mph *2.75hr = 165mi
Answer:
y = mx + b
Step-by-step explanation:
Use that form to find the slope.
1 divided by 3

Turn fraction into decimal

Since it is repeating, and it's a 3, you don't need to round it up
The rule is 5+ = round up while 4- = round down.
Area = π r²
area of the required sector = (80/360) π * 15²
≈ 157.08
1. Mean.

2. <span>Standard deviation.
First we have to square each value and calculate the mean of that squares:

so the variance:

and the standard deviation:

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