[填空题]
An ice cube was dropped into a cup ofs/l( 6qu7 z r1+tv9 wxabtf6qz warm water. The weight of the ice cubezz7p8jw4 ch ofd ul*+7, W, in grams, reduces as the ice cube dissolves in the water. The weighzpwz4+ c7dulo fh 8*7jt can be modelled by the following function, W(t), where t is the time in seconds after the dissolving starts.
W(t)=28$(0.98)^t$,t≥0
1.Find
(1)the initial weight of the ice cube. W = g
(2)the percentage of the ice cube dissolving every 55 seconds. %
2.Calculate the weight of the ice cube remaining after one minute. W = g