The average of 5 consecutive numbers is n. If the next two numbers are also included, the average will :

The average of 5 consecutive numbers is n. If the next two numbers are also included, the average will : Correct Answer increase by 1

ধরি, প্রথম সংখ্যাটি a তাহলে, ( a + a + 1 + a + 2 + a + 3 + a + 4)/5 = x (5a + 10)/5 = x a + 2 = x এখন পরের দুটি যোগ করলে, (7a + 21)/7 = a + 3 = a + 2 + 1 = x + 1 অর্থাৎ 1 increase হয়েছে।
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