Calculating credit card finance charge. Parker Young recently received his monthly MasterCard bill for the period June 1–30, 2017, and wants to verify the monthly finance charge calculation, which is...

Calculating credit card finance charge. Parker Young recently received his monthly MasterCard bill for the period June 1–30, 2017, and wants to verify the monthly finance charge calculation, which is assessed at a rate of 15 percent per year and based on ADBs, including new purchases. His outstanding balance, purchases, and payments are as follows:

Previous              Balance:

Purchases:
386                      Payments:

June 4
137                      June 21
35

June 12                 78

June 20                 98

June 26                 75

What are his ADB and finance charges for the period? (Use a table like the one in Exhibit 6.8 for your calculations.)