If anne's age is represented by the variable (a) epress jenny's age in terms of (a) if jenny is 3 years less than 1/2 of anne's age. express fraz's age in terms of (a) if fraz is twice the sum of anne's age and 7

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.