As the word suggests, a quarter-sphere is a quarter of a sphere, and thus the volume of a quarter-sphere is a quarter of the volume of the sphere.
The volume of a sphere is computed as
So, the volume of a quarter-sphere is
The ratio of children to teachers at the preschool is 14:5 how many children are at the preschool if there are 30 teachers
2 answers:
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Here’s a picture of my work. The answer is b. Hope this helps :-)
