When a company has an advertising campaign that costs $8,200 and an additional profit was brought in because of this campaign was $800, the return on investment would be 10%. True False When a company has an advertising campaign that costs $15,700 and an additional profit was brought in because of this campaign was $86,100, the return on investment would be 18%. True False When a company has an advertising campaign that costs $33,970 and an additional profit was brought in because of this campaign was $17,600, the return on investment would be 39%. True False