Sandy works at a clothing store. she makes $6 per hour plus earns 10% commission on her sales. she worked 79 hours over the last two weeks and had a total of $2,292 in sales before taxes.

which of the following is closest to how much she will earn in hourly wages and commission for those two weeks?

You haven't listed the possible answers.  But we can still discuss how to solve this problem.

1.  If she earns $6 per hour and worked 79 hours, how much, in the form of pay, did she earn?

2.  If she sold $2292 in merchandise, she receives 10% of that as a bonus.  How much is this bonus?

3.  Add the results of (1) and (2) together.  The result will be her total earnings.