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24 Managerial Accounting, 16th Edition
Exercise 7-8 (20 minutes)
1. Computation of activity rates:
Activity Cost Pools
(a)
Total Cost
(b)
Total Activity
(a) ÷ (b)
Activity Rate
Openin
accounts ………………………… $23,250 500 accounts
opened
$46.50 per account
opened
2. The cost of opening an account at the Westfield branch is much higher than at the lowest cost
branch ($46.50 versus $26.75). On the other hand, the cost of processing deposits and withdrawals
is lower than at the lowest cost branch ($1.08 versus $1.24). And the cost of processing other
customer transactions is higher at the Westfield branch ($12.50 versus $11.86). The other branches
The apparent differences in the costs of the activities at the various branches may be due to
inaccuracies in employees’ reports of the amount of time they devote to the activities. The
differences in costs may also reflect different strategies. For example, the Westfield branch may