GATE EC 2019 Set 1 — Question 9
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General Aptitude → Quantitative Aptitude → Time & Work
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Question
Two design consultants, and , started working from AM for a client. The client budgeted a total of USD for the consultants. stopped working when the hour hand moved by degrees on the clock. stopped working when the hour hand moved by degrees. took two tea breaks of minutes each during her shift, but took no lunch break. took only one lunch break for minutes, but no tea breaks. The market rate for consultants is USD per hour and breaks are not paid. After paying the consultants, the client shall have USD ______ remaining in the budget.
Correct answer
(B) 166.67
Solution
The hour hand of a clock moves in hours. Therefore, the rate of movement is per hour.For consultant :
Total time duration = hours.
Unpaid breaks = minutes = minutes = hours.
Billable hours = hours.For consultant :
Total time duration = hours.
Unpaid breaks = minutes = hours = hours.
Billable hours = hours.Total Calculation:
Total billable hours = hours.
Total payment to consultants = USD.Remaining budget = USD.Thus, the correct option is (B).
Total time duration = hours.
Unpaid breaks = minutes = minutes = hours.
Billable hours = hours.For consultant :
Total time duration = hours.
Unpaid breaks = minutes = hours = hours.
Billable hours = hours.Total Calculation:
Total billable hours = hours.
Total payment to consultants = USD.Remaining budget = USD.Thus, the correct option is (B).
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