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Light glows for every 13 seconds . How many max. times did it glow between 1:57:58 and 3:20:47 am.
Read Solution (Total 4)
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- Time difference is 1hr,22min,49sec=4969sec. So, light glows floor(4969/13)=382 times.
- 14 years agoHelpfull: Yes(4) No(0)
- 386
- 14 years agoHelpfull: Yes(1) No(1)
- 384
- 14 years agoHelpfull: Yes(0) No(2)
- 382 convert time into sec find their difference & divide by 13
- 4 years agoHelpfull: Yes(0) No(0)
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