For some non-zero real values of a,b,c, it is given that ∣c/a∣=4, ∣a/b∣=1/3 and b/c=−3/4. If ac0, then (b+c)/a equals

Question

For some non-zero real values of a,b,c, it is given that ∣c/a∣=4, ∣a/b∣=1/3 and b/c=−3/4. If ac>0, then (b+c)/a equals