Ratio of paper clips to pencils in Mindy's office supplies is 7:3. Select All the true statements. 1. For every 7 office supplies, 3 are paper clips. 2. For every 3 pencils, there are 7 paper clips. 3. For every 7 pencils, there are 3 paper clips. 4. For every 7 office supplies, 3 are pencils. 5. For every 10 office supplies 3 are pencils. 6. For every 10 office supplies 7 are paper clips.