Find the value of both quantities and state the correct relationship. दोनों मात्राओं का मान ज्ञात कीजिये और सही संबंध स्थापित कीजिये। Quantity I: Marks of new student, if the average marks of 25 students is 55 and after the marks of new student also taken into consideration, average increases by 2 marks Quantity II: Marks of new student, if the average marks of 20 students is 80 and after the marks of new student also taken into consideration, average increases by 1.5 marks मात्रा I: नए छात्र के अंक, यदि 25 छात्रों के औसत अंक 55 हैं और और यदि नए छात्र के अंक भी सम्मिलित किये जाते हैं, तो औसत 2 अंक बढ़ जाता है। मात्रा II: नए छात्र के अंक, यदि 20 छात्रों के औसत अंक 80 हैं और यदि नए छात्र के अंक भी सम्मिलित किये जाते हैं, तो औसत 1.5 अंक बढ़ जाता है।
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