Small nav Q

[Cron]

Have much struggled with below Q (which could be incorrect) and would appreciate some help and quidance.

Thanks in advance.


An a/c is over position A (55 30N 060 15W), where B VOR (53 30N 060 15W) can be received. The Mag var is 31W at A and 26W at B. What is the radial from B?

a) 028
b) 332
c) 031
d) 208