Math, asked by priyankasikri741, 5 months ago

1. 20 से 120 के बीच ऐसी कितनी संख्याएँ हैं जिन्हें 9 से भाग दिया
जा सके?​

Answers

Answered by AjaySwami
0

Answer:

first no division by 9 is 18

before 120 division by 9 is 117

117 = 18+(n-1)×9

117-18 = (n-1)×9

99 = (n-1)×9

99/9 = n-1

n-1 = 11

n = 11+1

n = 12;

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