dragon company has two reportable segments, a and b. segment a made $3,000,000 of sales to external customers and $200,000 of sales to other operating segments. segment b made sales of $5,000,000 to external customers and $1,200,000 of sales to other operating segments. dragon company reported $9,600,000 of revenues on its consolidated income statement. what calculation below correctly determines whether dragon company's reportable segments satisfy the 75% revenue test?