Question

8. Temperature at the foot of the mountain is 100C. It fell down by 15°C at the top of the mountain. What is the temperature at the top of the mountain? a) 10°C b) 15°C c) −5°C d) None of these.

Answer 1

Answer:(c) -5°C

:given that temperature at the foot of a mountain is +10°C and it fell down by 15°C at the top of the mountain which can be represented as −15°C.  

Adding both to find the temperature recorded on the top as follows:

(+10)+(−15)=10−15=−5

Hence, the temperature recorded on the top is −5°C.

Answer 2

Answer:

Step-by-step explanation:

Foot Temperature =100c

top of mountain= 100-15 =85

since temperature is fell down by 15c at the top of mountain.

answer: D- None of these