Some question is solved on the basis of certain system. On the same basis find out the correct answer from amongst.a =12 (390) 8, b=7(134) 5, c=5(?) 12

Some question is solved on the basis of certain system. On the same ba

1.	Some question is solved on the basis of certain system. On the same basis find out the correct answer from amongst.a =12 (390) 8, b=7(134) 5, c=5(?) 12
A.	299
B.	289
C.	280
D.	279
Answer» E.