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highlander4215
20.12.2019 •
Mathematics
Aspherical marble has a radius of 0.6 cm what is the approximate volume of the marble?
a. 0.68cm^3
b. 0.90 cm^3
c.1.51 cm^3
d. 7.24cm^3
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Ответ:
option b
Step-by-step explanation:
You must apply the formula for calculate the volume of a sphere, which is shown below:
Where r is the radius (
)
When you substitute values into the formula you obtain that the volume of the marble is the following:
Ответ:
There are 16 balls in all, in which 8 are white.
8/16, or 1/2, is the probability from the first urn.
The second urn has 10 white balls and 3 yellow balls
There are 13 balls in all, in which 10 are white
10/13, is the probability from the second urn.
multiply the two fractions together:
10/13 x 1/2 = 10/26
10/26 simplified = 5/13
5/13, or D is your answer
hope this helps