How many of the positive factors of 24 are not factors of 30	Choose one:  A) 2  B) 3  C) 4  D) 1  E) 5
factors of 24 - 1, 2, 3, 4, 6, 8, 12,24   factors of 30 -1, 2, 3, 5, 6, 10, 15 and 30.   4omparing both, we have four factors of 24 which are not factors of 30- 4,8,12,24   Answer(4)
<result>C</result>
How many of the positive factors of 24 are not factors of 30