Question

the temperature at noon was 12°c above zero if it decreases at the rate of 2°c pet hour until mid night At what would the temperature be 10°c below Zero​

Answer 1

Answer:

Temperature at noon: 12°C

Temperature decrease per hour: -2°C

Temperature at a certain time: -10°C

Time at which temperature is -10°C: 12+10 = 22

=> 11:00pm

∴ It will be 11:00 pm when temperature is -10°C