The temperature at 2pm was 22°C above zero . If it decreases at the rate of 3°C per hour until midnight . At what time would the temperature be 2°C below zero
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Step-by-step explanation with answer:
At 2PM temperature was 22degree C
it decreases at the rate of 3degree C
so....
at 3pm = 19C
at4PM = 16C
at 5PM = 13C
at 6PM = 10C
at 7pm = 7C
at 8pm = 4C
at 9pm = 1C
at 10pm = -2C
so at 10PM the temperature will be 2degree C below 0.
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(sorry...i did not have degree sign)
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