9. a cook has a set of four mixing bowls with lids. each bowl is a half sphere. the bowls stack inside
each other and are similar to each other. the diameters of the two largest bowls are 30 cm and
26 cm. the scale factor is the same from each bowl to the next smaller bowl. the cook estimates
that the largest bowl has a capacity of about 7400 cm2. estimate the capacity of the smallest of
the four bowls.