Nisland nature preserve brings in 112 na warblers and 452 sa warblers. out of the 112 na birds, 55 have long plumage. out of the 452 sa warblers, 75 have long plumage. after the birds from the combined populations mate randomly, the island population produces 1000 offspring. calculate the number of these offspring that are expected to have long plumage. round the number to two significant figures sapling