Answer:
4 hours.
Step-by-step explanation:
The difference between 6 and 2 is 4.
9514 1404 393
r = 14.5
AD is the perpendicular bisector of chord EC, so is the diameter of the circle. The radius is half the diameter.
r = AD/2 = (AB +BD)/2 = (25 +4)/2 = 29/2
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Segments BE and BC are 10 = √(25·4)
9/7is the chance of coming red ball
B) measures of variability
Hope this helped :)
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