Saved Bookmarks
| 1. |
Which of the following is not a sphenic number ?A. 30B. 42C. 60D. 70 |
|
Answer» Correct Answer - C `30=2xx3xx5,42=2xx3xx7,60=2xx3xx5xx2` `70=2xx5xx7` Hence, the correct option is ( c) |
|