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andrewng
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bhushan252
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D
max avg by taking max costs is 467.50.....lly min avg possible is 415...
only value within the range is 440 ,so the ans
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answer should be D.

65*225+30*475+5*3050 = 14625+14250+15250 =44125

44125/100 =441.25 =440



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