Please explain me this question in detail . Kindly do not provide me with the textbook solution. Explin me this question in detail please.

A company based in the United Kingdom has an Italian subsidiary. The subsidiary generates 25,000,000 a year, received in equivalent semiannual installments of 12,500,000. The British company wishes to convert the euro cash flows to pounds twice a year. It plans to engage in a currency swap in order to lock in the exchange rate at which it can convert the euros to pounds. The current exchange rate is 1.5/. The fixed rate on a plain vaninilla currency swap in pounds is 7.5 percent per year, and the fixed rate on a plain vanilla currency swap in euros is 6.5 percent per year. a. Determine the notional principals in euros and pounds for a swap with semiannual payments that will help achieve the objective. b. Determine the semiannual cash flows from this swap.