Some question: Solve:-
111 x 111 x 111 + 555 x 555 x 555 = ?(111 x 111 - 111 x 555 + 555 x 555)
Options:
(A) 888
(B) 666
(C) 555
(D) 988
(E) 889
Some stream of consciousness:
Given Exp. = (a3 + b3) = (a + b) = (111 + 555) = 666 (a2 - ab + b2) The answer: (B).