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There Are 200 Questions On A 3 Hr Examination.among These Questions Are 50 Mathematics Problems.it Is Suggested That Twice As Much Time Be Spent On Each Maths Problem As For Each Other Question.how Many Minutes Should Be Spent On Mathematics Problems |
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Answer»
Explanation : let time taken for each of 150 questions is X time taken for each maths QUESTION is 2x total time period is 3hr=180min 150x+50(2x)=180 250x=180min x=180/250=0.72min=43.2sec time taken for maths problems is 43.2*2*50=72 min 72 Explanation : let time taken for each of 150 questions is x time taken for each maths question is 2x total time period is 3hr=180min 150x+50(2x)=180 250x=180min x=180/250=0.72min=43.2sec time taken for maths problems is 43.2*2*50=72 min |
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