Jayanta is raising money for the homeless, and discovers each church group requires 2 hr of letter writing and 1 hr of follow-up calls, while each labor union needs 2 hr of letter writing and 3 hr of follow-up. She can raise $100 from each church group and $200 from each union. She has a maximum of 12 hours of letter writing and 16 hours of follow-up available each month. Determine the most profitable mixture of groups she should contact and the most money she can raise in a month. She should contact church group(s) and labor union(s), to obtain $ in donations. Jayanta is raising money for the homeless, and discovers each church group requires 2 hr of letter writing and 1 hr of follow-up calls, while each labor union needs 2 hr of letter writing and 3 hr of follow-up. She can raise $100 from each church group and $200 from each union. She has a maximum of 12 hours of letter writing and 16 hours of follow-up available each month. Determine the most profitable mixture of groups she should contact and the most money she can raise in a month. She should contact church group(s) and labor union(s), to obtain $ in donations