There are approximately 900,000 television households in the San Diego County market. During a Sunday afternoon in October, 50 percent of the households had their television sets turned on and 200,000 were watching a football game. The approximate share of audience for the game would be:

The approximate share of audience for the game would be 44%

Explanation:

In the above scenario,

The approximate television households in the San Diego County market is 900,000. During a Sunday afternoon in October, 50 percent of the households had their television sets turned on. So, during a Sunday afternoon in October, approximate television households in the San Diego County market had their television sets turned on is 900000 * 50/100) = 4,50,000 Out of the television sets turned on 200,000 people were watching a football game. The approximate share of the audience for the game would be: (200000 / 450000) * 100 = 44%