Answer: she has $37.2 left.
Step-by-step explanation:
Total cost of the peaches that Ms. Petrie bought is $4.95.
She some breakfast cereal for $7.85. The total amount that she spent in buying the peaches and cereals would be
4.95 + 7.85 = $12.8
Ms. Petrie had $50 before she went shopping. Therefore, the amount of money that Ms. Petrie have left after she buys the peaches and cereal would be
50 - 12.8 = $37.2
