SHIKHA and Raj KUMAR = 2 : 1Let the present ages of Shikha and Raj Kumar = 2x and 1xBefore 15 years,Ratio of ages of Shikha and Raj Kumar = 3 : 1Thus, (2x - 15) / (1x - 15) = 3 / 12x - 15 = 3x - 45x = 30Therefore, present AGE of Shikha = 2 × 30 = 60 years.Hence, 60 is correct.