Isabel Would Spend $200 Per Week on Groceries for Her

Isabel would spend $200 per week on groceries for her family if she did not use coupons.Her coupons save her 10 percent of that amount.She puts the amount saved into her savings account.How much will she have in her savings account at the end of the first year? Ignore interest earnings.

A) $240
B) $200
C) $2,040
D) $1,040
E) $10,400