a container contains 80°c hot water.after every 10 min the change temperature is -4°c.after how many time the temperature will be 12°c
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a container contains 80°c hot water.after every 10 min the change temperature is -4°c.after how many time the temperature will be 12°c
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80-12=68
68/4=17
17×10=170min=2h50mim