InterviewSolution
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1).2). $5043). $2524). Data inadequate |
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Answer» Amount of work Peter can do in an HOUR = (1/20) Amount of work Quagmire can do in an hour = (1/5) Let Goldman is able to complete ONE piece of work in 'n' hours, ⇒ Then the amount of work Goldman does in an hour = 1/n ⇒ THUS, total work done by all 3 in an hour = (1/20) + (1/5) + (1/n) ⇒ Total amount of work done by all 3 in a couple of hours (2 hours) = {(1/20) + (1/5) + (1/n)} × 2---- (1) From given data, The entire piece of work is completed in 2 hours. ⇒ {(1/20) + (1/5) + (1/n)} × 2 = 1 ⇒ {(1/20) + (1/5) + (1/n)} = ½ ⇒ (1/n) = ½ – {(1/20) + (1/5)} ⇒ (1/n) = ½ – (5/20) ⇒ (1/n) = ¼ As Goldman does 1/4th of the work in an hour. ⇒ They FINISHED the work in 2 hours Therefore, part of the work done by Goldman = 2 × ¼ = ½ ∴ He gets ½ × 1008 = $504 |
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