Question 1194286
prime numbers are 2,3, 5, and 7, so that probability  is 4/10 or 2/5
more than 4 is 6/10 or 3/5
a factor of 15 includes 3 and 5, so that is 2/10 or 1/5
multiple of 3 includes 3,6,9, so that is 3/10.