Papenburg Company has the following activities, allocated costs, and allocation bases:

Activities	Allocated Costs (SAR)	Allocation Base
Account inquiry (hours)	360,000	4,000 hours
Account billing (lines)	140,000	28,000 lines
Account verification (accounts)	90,000	6,000 accounts
Correspondence (letters)	60,000	1,250 letters

The activities are carried out at two of their regional offices.

	Southwest Office	Northeast Office
Account inquiry (hours)	100 hours	200 hours
Account billing (lines)	10,000 lines	7,000 lines
Account verification (accounts)	1,000 accounts	600 accounts
Correspondence (letters)	50 letters	100 letters

How much of the account verification costs will be assigned to the Southwest Office?

		SAR 7,800
		SAR 8,200
		SAR 9,000
		SAR 10,400