Verified Answer :

30+6+0.9+0.04= 36.94

Standard Form just means in numbers e.g. 501.60

Writing this in huge spacing makes it easier for us:
3 10  +     6 1    +     (9 1)/10    +     (4 1) /100
   30    +         6      +        0.9          +       0.04  
= 36.94