In problem 79-82, assume that the annual interest rate on a credit card is 19.99 % , and that interest is calculated by the average daily balance method. The unpaid balance at the start of a 28-day billing cycle was $ 696.21 . Purchases of $ 25.59 , $ 19.95 , and $ 97.26 were made on days 6, 13, and 21, respectively, and a payment of $ 140.00 was credited to the account on day 8. How much interest will be charged at the end of billing cycle?
In problem 79-82, assume that the annual interest rate on a credit card is 19.99 % , and that interest is calculated by the average daily balance method. The unpaid balance at the start of a 28-day billing cycle was $ 696.21 . Purchases of $ 25.59 , $ 19.95 , and $ 97.26 were made on days 6, 13, and 21, respectively, and a payment of $ 140.00 was credited to the account on day 8. How much interest will be charged at the end of billing cycle?
Solution Summary: The author calculates the unpaid balance at the start of a 28 -day billing cycle, based on the average daily balance method.
In problem 79-82, assume that the annual interest rate on a credit card is
19.99
%
, and that interest is calculated by the average daily balance method.
The unpaid balance at the start of a 28-day billing cycle was
$
696.21
. Purchases of
$
25.59
,
$
19.95
, and
$
97.26
were made on days 6, 13, and 21, respectively, and a payment of
$
140.00
was credited to the account on day 8. How much interest will be charged at the end of billing cycle?
(1) Write the following quadratic equation in terms of the vertex coordinates.
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Finite Mathematics for Business, Economics, Life Sciences and Social Sciences Plus NEW MyLab Math with Pearson eText -- Access Card Package (13th Edition)
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