what is the tension in the inclined string?

Question

If a weight of 80 N is suspended by two fine light strings one of which is horizontal and the other is inclined at an angle of 30⁰ to the horizontal then what is the tension in the inclined string?

         (a) (b) 160 /$\sqrt{3}N$                (c) 140 N         (d) 120 N