If the standard meridian is 82 30' E and the standard time at longitude 90 E is known to be 8 hr 30 m, the corresponding local mean time at the place will be

If the standard meridian is 82 30' E and the standard time at longitud

1.	If the standard meridian is 82 30' E and the standard time at longitude 90 E is known to be 8 hr 30 m, the corresponding local mean time at the place will be
A.	7 hr 00 m
B.	8 hr 00 m
C.	8 hr 30 m
D.	9 hr 00 m
Answer» E.