By using the numbers 1, 3, 4, 6 and 9 only once, how many five digit numbers can be made that are divisible by 8?	Choose the correct option
A) 3	B) 12	C) 6	D) 18	E) 42
A number to be divisible by 8 must end with 08, 16, 24,32 ,40 or 72.   So, there are the following cases possible:   349-16 --&gt; the first three digits can be arranged in 3=6 ways.   Total = 6 = 6.   Answer: 6.
<result>C</result>
By using the numbers 1, 3, 4, 6 and 9 only once, how many five digit numbers can be made that are divisible by 8?