A County's General Fund Has the Following Budget for the Current

A county's general fund has the following budget for the current year:
Estimated revenues…………………………………………. $4,500,000
Appropriations………………………………………………… 5,200,000
Estimated other financing sources…………………… 800,000
Estimated other financing uses……………………….. 75,000
During the year, actual results were as follows:
Revenues………………………………………………………… 4,300,000
Expenditures…………………………………………………… 5,150,000
Other financing sources………………………………….. 850,000
Other financing uses……………………………………….. 70,000
The general fund's unassigned fund balance at the beginning of the year was $150,000.
Required
a. Calculate unassigned fund balance immediately after the budget entry.
b. Calculate unassigned fund balance at the end of the year.