Question

Let x₁y₁z₁, x₂y₂z₂ and x₃y₃z₃ be three 3-digit even numbers and Δ = |(x₁, y₁, z₁), (x₂, y₂, z₂), (x₃, y₃, z₃)|. Then, Δ is

(A) Divisible by 2 but not necessarily by 4

(B) Divisible by 4 but not necessarily by 8

(C) Divisible by 8

(D) None of these 

Answer 1

Answer is (A) Divisible by 2 but not necessarily by 4

which is divisible by 2 but not necessarily by 4 or 8.