How many cities should be added to the type of pollution \(B\) until the ratio of cities in the type of pollution \(B\) to cities in the type of pollution \(E\) will be \(0.625\)?ģ- Types of air pollution in \(10\) cities of a country What percent of cities are in the type of pollution \(A, C,\) and \(D\) respectivelyĢ- Types of air pollution in \(10\) cities of a country
Satisfied 142 Students 10 Sample PSAT Math Practice Questionsġ- Types of air pollution in \(10\) cities of a country
+ Ratio, Proportion & Percentages Puzzles.
