Table: gubernatorial_polls_2008_3
Columns: poll_source
dates_administered
democrat_jay_nixon
republican_kenny_hulshof
lead_margin

Question: What was the lead margin when Nixon had 48% and reporting was done by Rasmussen Reports?
SQL: SELECT COUNT("lead_margin") FROM gubernatorial_polls_2008_3 WHERE "democrat_jay_nixon" = '48%' AND "poll_source" = 'rasmussen reports'

Question: What are the dates where Hulshof had 37% and Nixon had 48%?
SQL: SELECT "dates_administered" FROM gubernatorial_polls_2008_3 WHERE "republican_kenny_hulshof" = '37%' AND "democrat_jay_nixon" = '48%'