What architectural achievement of the Neo-Babylonian Empire does this image represent?

The greatest political achievement for Neo-Babylonians was creating a prosperous city. Under Nebuchadnezzar II, Babylon was expanded to include the old Assyrian empire. He managed to unite the people by convincing them that they were descendants of the once powerful Babylonian empire.

part a. there were 250 teenagers surveyed (100% of tenagers = 250)therefore 1 % = 250/100 = 2.5 76% = 1% x 76 = 2.5 x 76 = 190 teenagers of the 250 surveyed liked burgerspart b: jane surveyed 25% (which is equal to 50 teenagers, i.e. a quarter of the teenagers surveyed is 50) to get 100% we simply get 4 quarters, i.e. multiply 50 by 4 = 200 teenagers were surveyed by jane. part c: it is impossible to give an example where a percentage is greater than 100%, since, by definition , percentage means "per 100".