#studywithyogesh#studywithyogesh #UKSI#uttrakhanddarogaexam2024#दरोगा_भर्ती #uttrakhandsubinspectorexam#उत्तराखण्ड_दरोगा_भर्ती#subinspectorexam2024#Ukpsc#उपनिरिक्षक_भर्ती_2024#mathsclass#mathsforallcompetitiveexam1#profitandloss#profit_and_loss #लाभ_हानि #लाभ_और_हानि