in an ice factory,ice is freezed at -10°c in a room.If the room temperature is 25°c which can be lowered by 5°c every hour,find the total time required to freeze the ice.......please help its very urgent
11th sum
please answer
Answers & Comments
bharat9291
We have to decrease the temperature by 35 degree which will take 7 hours if we decrease the temperature 5 degree per hour 25-(-10) = 25+10= 35 35/5= 7 hours
Answers & Comments
25-(-10) = 25+10= 35
35/5= 7 hours