The sum of two rational number is 1.If one of the numbers is 5/20, find the other Share with your friends Share 0 Brijendra Pal answered this Let the other is x so A.T.Qx+520= 1 x = 1-520= 20-520=1520= 34 1 View Full Answer Ankit Raj answered this 1-5/20= x 20-5/20= x X=15/20 -1