the temperature at noon at a certain place is 12 degree above zero . if it decreases at the rate of 2 degrees per hour until midnight ,at what time would the temperature be 8°C below zero ? what would be the temperature at midnight?
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Answer:
At 11 o'clock.
You have to Go through 22 degrees in all.
Rate of Dropping of temperature =2 degrees/ hour
Hence to Come to to 22 degrees You need 22/2= 11 hours.
Starting from 12 noon.
12+11=23hrs. i.e. @ 11 pm
Step-by-step explanation:
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