| Answer | Crossword Clue |
|---|---|
| CPLUS | Grade of about 78 |
| EARTH | Jefferson Starship '78 album about the planet? |
| DEE | Grade of about 65 |
| DPLUS | Grade to be concerned about |
| DEE | No grade to write home about |
| CPLUS | Passing grade, but nothing to write home about |
| taconite | low-grade iron ore, containing about 27 percent iron and 51 percent silica, found as a hard rock formation in the Lake Superior region |
| taconites | low-grade iron ore, containing about 27 percent iron and 51 percent silica, found as a hard rock formation in the Lake Superior region |
