We can say that a year hasta a total of 52 weeks, therefore:
Clarissa's salary one:
[tex]\frac{61100}{52}=1175[/tex]Clarissa's salary two:
[tex]\frac{63400}{52}=1219.23[/tex]The difference is:
[tex]1219.23-1175=44.23[/tex]therefore the diference in the weekly is 44 dollars