Carolina is mowing lawns for a summer job. for every mowing job, she charges an initial fee plus \$6$6 for each hour of work. her total fee for a 44-hour job, for instance, is \$32$32. let f(t)f(t) denote carolina's fee for a single job ff (measured in dollars) as a function of the number of hours tt it took her to complete it.

Brittany has designed four different birdcages, each with the same volume: a square pyramid, a cylinder, a cone, and a sphere. the zoo wants to use one of brittany’s designs but plans to change the volume of the cage. find the design change that would result in the birdcage with the greatest volume. a.) increase the area of the base of the square pyramid by a factor of ten. b.) increase the height of the cylinder by a factor of ten. c.) increase the radius of the cone by a factor of ten. d.) increase the radius of a sphere by a factor of ten.