Gammaro Company uses normal costing. It allocates manufacturing overhead costs using a budgeted rate per machine-hour. The following data are available for 2011:

Budgeted manufacturing overhead costs $4,200,000

Budgeted machine-hours 175,000

Actual manufacturing overhead costs $4,050,000

Actual machine-hours 170,000

1. Calculate the budgeted manufacturing overhead rate.

2. Calculate the manufacturing overhead allocated during 2011.

3. Calculate the amount of under- or overallocated manufacturing overhead.