Your question is vague. There is not enough information. How many balls are in the box? 15 boxes would cost 109.80 thought.
Answer:
John's currenct account balance after the deposit is $357.43.
Step-by-step explanation:
Current balance: $432.05
-$123.87
Current balance: $308.18
-$250.75
Current balance: $57.43
+$300.00
Current balance: $357.43
0.08 / 0.5216
Answer: 0.15337423312