तीन वर्ष पहले रमन का वेतन 45,000 रुपये था। उसके वेतन में क्रमशः पहले, दूसरे और तीसरे वर्ष में 10%, A% और 20% की वृद्धि हुई। यदि रमन का वर्तमान वेतन 83,160 रुपये है, तो A का मान क्या है?

In a town with 30,000 professionals, teachers make up 11% of the total professionals. If 46% of teachers are male, what is the number of female teachers in the town?

In a town's professional breakdown, doctors represent 18% and clerks represent 8% of the total professionals. If the number of doctors is 3000 greater than the number of clerks, what is the total number of professionals in the town?