PLEASE HELP FAST WHAT IS THE ANSWER FOR THIS I WILL GVOE BRAINLIST AND EXTRA POINTS!

How are algebraic expressions evaluated using substitution?

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.

Abag contains 50 jolly ranchers of 30% of the jolly ranchers are green how many green jolly ranchers are in the bag