$491
Explanation
Step 1
Let
Hoc income =16
Fiona was paid :
$9 an hour for 46 hours = $9*46=$414
$11 an hour for 7 hours = $11*7=$77
Step 2
the toal she earned is
[tex]\begin{gathered} \text{earnde in job 1+ earned in job 2} \\ 414+77 \\ 491 \end{gathered}[/tex]Hence, the answer is $491