the temperature at 12 noon was 10 degree above zero if it decrease the ratio of 2 degree Celsius per hour until midnight at what time would the temperature be 8 degree Celsius below zero what should be the temperature at midnight
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1st part answer
1PM
2nd part answer
-14 degree celcius
shreevivas:
solution
the temperature falls Tu degree par aur so 10 - 8 is equal to 2 you to show two degrees is equal to 1 then I will add 1 hr to 12 noon and that is 1:00 p.m.
wrong
answer for second there are a gap of 12 hours between noon and midnight so 12 hours is equal to 1 hour per to degree 12 into 2 is equal to 24 so I subtract 10 - 24 and the answer come minus 14 degree Celsius
wrong duffor
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