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The average salary of teachers in a school is ₹ 1500, after the appointment of two teachers the total salary increased by ₹ 2000 and the average salary decreased by ₹ 50. What is the present number of teachers?
किसी विद्यालय के शिक्षकों का औसत वेतन ₹ 1500 है, दो शिक्षकों की नियुक्ति के बाद कुल वेतन ₹ 2000 बढ़ गया और औसत वेतन ₹ 50 घट गया। शिक्षकों की वर्तमान संख्या कितनी है?
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