The sentence "Rapid growth in the urban population has aided economic development but also created serious problems for major cities" (L.5-7) means the same as
The bigger and faster urban population grows, the less serious problems are caused.
Questão de Inglês da banca CESPE CEBRASPE aplicada no concurso Banco do Brasil (2002). Confira a resolução completa abaixo:
Nada por aqui