leave the missing and solve it with all given

Question-8: Robinson Company purchased 700,000 of 8% bonds of Exermaster Corporation on January 1, 2015, at a discount, paying 645,946. The bonds mature January 1, 2020 and yield 10%; interest is payable each July 1 and January 1. Assume that Robinson Company sells its investment on November 1, 2018, at 80 plus accrued interest 14 a) Robinson records this discount amortization as follows: b) Computation Gain/Loss on Sale of Bonds and Journal entry