11. A companywide staff satisfaction survey revealed that 60% of staff provided negative responses on one or more question items on the survey. Of this 60% of staff, ½ stated low opportunities for advancement, ¼ stated that payment and benefits were unsatisfactory and ⅜ stated that problems with their line manager were common. There are 3,461 members of staff at the company and the survey had an 86% response rate. How many members of staff stated that problems with their line manager were common?