<Tr> <Td> Mandarmoni Beach, West Bengal </Td> <Td> India </Td> </Tr> <Tr> <Td> Tajpur Beach, West Bengal </Td> <Td> India </Td> </Tr> <Tr> <Td> Shankarpur Beach, West Bengal </Td> <Td> India </Td> </Tr> <Tr> <Td> Pir Jahania </Td> <Td> India </Td> </Tr>

How many states of india have coast line along bay of bengal