Question

The temperature in St Petersburg on 4 December was -2°C. What was the temperature in:

A) Bratislava, if it was 9°C warmer than St Petersburg.

B) Murmansk, if it was three times colder than St Petersburg

C) Volgograd, if it was 3°C colder than St Petersburg?​

Answer 1

Answer:

temperature in Bratislava:-2°c+9°c=7°c

temperature in murmansk:-3(-2) °c=-6°c

temperature in volgograd:--2°c-3°c=-5°c

Step-by-step explanation:

if it is warmer then temperature is greater than 0 so we use '+'

if it is colder then temperature is less than 0 so we use '-'