1.

At breakfast, the outside temperature was\[35{}^\circ C\]. At lunch time, it had gone up by \[5{}^\circ C,\] and then at dinner time it had gone down by\[2{}^\circ C\]. What was the temperature: at dinner time?                      

A. \[32{}^\circ C\]                        
B. \[~39{}^\circ C\]         
C.        \[~38{}^\circ C\]        
D.        \[~40{}^\circ C\]      
Answer» D.        \[~40{}^\circ C\]      


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