Question

the temperature in Austria one morning is -5 degrees Celsius at 8:00 and increased by 2 degrees Celsius every hour until 12:00. wht will the temperature be
at 11:30​

Answer 1

The equation illustrates that the temperature by 11:30 am will be 2 degree Celcius.

How to solve the equation

It should be noted that there are 3 hours and 30 minutes from 8 am to 11.30 am.

Therefore, the temperature by 11:30 will be:

= -5 + 2(3.5)

= -5 + 7

= 2°

In conclusion, the correct option is 2°.

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