RATIO of rent = (18 x 4) : (25 x 2) : (28 x 5) : (21 x 3)= 72 : 50 : 140 : 63Let the total rent = Rs. NThen A's share = Rs. (N x 72)/325 = Rs. 72N / 325∵ 72N / 325 = 360 N = (325 x 360)/72 = Rs. 1625