Nadia is a stockbroker. She earns 13% commission each week. Last week, she sold $7 comma 200 worth of stocks. How much did she make last week in commission? If she averages that same amount each week, how much did she make in commission in 2011?

$48,672

Step-by-step explanation:

% of commission earned by Nadia = 13% of sale stock

Value of sale stock = $7,200

weekly  commission earned by Nadia in $ = 13% of $7,200 = $936

It is given that she averages that same amount each week means that  

her weekly earning for each week remains same i.e $936

There are 52 weeks in a year

so total earning by Nadia in a year = $936*52 = $48,672

As question asks  how much did she make in commission in 2011.

It means her yearly income in 2011 is being asked which as calculated above is  $48,672.