Question

The temperature at 12 noon was 10 degree Celsius above zero. If it decreases at the rate of 2 degree Celsius per hour until midnight, what will be the temperature at 10 p.m ? *​

Answer 1

Answer:

temperature at 12 noon =10°c

temperature at 1 p.m.= 10°-2=8°

". 2 pm=8-2=6°

". 3pm = 6-2=4°

". 4 pm =4-2=2°

". 5pm =2-2=0°

". 6pm =0-2=-2°

" 7pm= -2-2=-4°

" 8pm =-6°

" 9pm= -8°

" 10pm = -10°

so temperature at 10 p.m. is -10 degree Celsius