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Here is Kala's credit card statement for the month of May.
Transaction
amount
Beginning balance $2210.40
Purchase
$200.50
$359.00
$620.44
Date
Transaction
Check
May 1
May 8
May 11 Payment
May 21 Purchase
(a) Use the credit card statement to help fill in the table below. Note that there are 31 days in May. Also, a purchase increases the unpaid balance, and a
payment decreases the unpaid balance.
Transaction Unpaid
Number of days at that balance
amount balance
Beginning balance $2210.40 $2210.40 7 days (from May 1 through May 7)
Purchase
days (from May a through May 10)
$200.50 $2410 90
$359.00 $
$620.44
$
10 days (from May 11 through May 20)
11 days (from May 21 through May 31)
Total: 31 days
Date
May 1
May 8
May 11
Payment
May 21 Purchase
Transaction
(b) Find the average daily balance. write your answer to the nearest cent.
s
Unpaid Number
balance of days
$15,472.80
(c) Suppose the credit card company charges an interest rate of 1.7% on the average daily balance for May found
In part (b). How much interest will be charged? Write your answer to the nearest cent.
$]
(d) what will kala's beginning balance be for the month of June (including the interest for May found in part (c))?
