Antony can divide his herd into 5 equal parts and also to 6 equal parts, but not to 9 equal parts. What could be the number of cows Antony has in his herd?	Choose the correct answer:
A) 155
B) 120
C) 456
D) 180
E) 336
On first look B,C,E are not divisible either by 5 or 6 - ruled out.   D,B divisible by both 5,6, but 180 is divisible by 9.   Answer : 120
<result>B</result>
Antony can divide his herd into 5 equal parts and also to 6 equal parts, but not to 9 equal parts. What could be the number of cows Antony has in his herd?