A bell in a clock rings once at 1 o'clock , twice at 2 o'clock , thrice at 3 o'clock, and so on......Then how many times it rings a day????

Maths

Trisha
24 मई
5 उत्तर

5 उत्तर

- Kartik
- 10 जून
Total bell rings in 12 hours = 1+2+...+12
Total bell rings in 24 hours = 2(1+2+...+12) {because, after 12 o'clock, the clock resets and starts from 1 instead of 13}
Total bell rings = 2(78)
= 156
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varun

varun

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- Dy
  
  Divya
- 13 जुलाई
The bell rings 78 time in 12 hour and 156 times ring in 24 hours
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- HT
  
  Habiba
- 06 जुलाई
It rings 78 times in 12hours, since a complete day is of 24 hrs it would be ringing for 156 times
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trisha

trisha

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- IN
  
  Ilham
- 01 जुलाई
For me 78 times in 12 hours and 156 times in 24 hours.
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varun

vartesh

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ladly

shiras

varun

vartesh

trisha

ladly

shiras

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- SP
  
  Sayali
- 28 जून
78 times as of 12 hours and 156 times as of 24 hours
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shiras

trisha

shiras

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