Answer:
90%
Explanation:
The computation of the overhead rate based on a single cost driver is shown below:
= Total Overheads ÷ Total Compensation
where,
Total overhead = $1,260,000
Total compensation = Compensation to partners + Compensation to staff accountants
= $560,000 + $840,000
= $1,400,000
So, the overhead rate equal to
= $1,260,000 ÷ $1,400,000
= 90%