Question
There were 81 females and 132 males queueing up for a film. The ratio of the number of females to the number of males who left the queue was in the ratio 3 : 4. As a result, the ratio of the number of males became four times as many as the number of females who remained in the queue. How many people left the queue?
4 m

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There were 81 females and 132 males queueing up for a film. The ratio of the number of females to the number of males who left the queue was in the ratio 3 : 4. As a result, the ratio of the number of males became four times as many as the number of females who remained in the queue. How many people left the queue?