Refer to the information in Exhibits 13.20 and 13.21 that are part of the test of zero-based budgeting at Rainy Days Umbrellas. Information concerning the funding requests for PDG Areas 2 and 3 are as follows:

PDG Area 2 Package	Funding Request	PDG Area 3 Package	Funding Request
2-1	$ 48,000	3-1	$ 16,000
2-2	30,000	3-2	35,000
2-3	26,000	3-3	29,000
2-4	35,000	3-4	17,000
2-5	21,000

Required:

To what level or levels would funding for Product Development Group have to drop such that one, but only one, of the PDG Areas received no funding?