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Miscellaneous Test: Time & Work- 1 - Mechanical Engineering MCQ


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3 Questions MCQ Test General Aptitude for GATE - Miscellaneous Test: Time & Work- 1

Miscellaneous Test: Time & Work- 1 for Mechanical Engineering 2024 is part of General Aptitude for GATE preparation. The Miscellaneous Test: Time & Work- 1 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Miscellaneous Test: Time & Work- 1 MCQs are made for Mechanical Engineering 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Miscellaneous Test: Time & Work- 1 below.
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Miscellaneous Test: Time & Work- 1 - Question 1

A can do a piece of work in 20 days. He works at it for 5 days and then B finishes it in 10 moredays. In how many days will A and B together finish the work?

Detailed Solution for Miscellaneous Test: Time & Work- 1 - Question 1

In 5 days, A would do 25% of the work. Since, B finishes the remaining 75% work in 10 days, we
can conclude that B’s work in a day = 7.5%
Thus, (A + B) = 12.5% per day.
Together they would take 100/12.5 = 8 days.

Miscellaneous Test: Time & Work- 1 - Question 2

Sashi can do a piece of work in 25 days and Rishi can do it in 20 days. They work for 5 days and then Sashi goes away. In how many more days will Rishi finish the work?

Detailed Solution for Miscellaneous Test: Time & Work- 1 - Question 2

Sashi = 4%, Rishi = 5%. In five days, they do a total of 45% work. Rishi will finish the remaining
55% work in 11 more days.

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Miscellaneous Test: Time & Work- 1 - Question 3

Manoj takes twice as much time as Anjay and thrice as much as Vijay to finish a piece of work.Together they finish the work in 1 day. What is the time taken by Manoj to finish the work?

Detailed Solution for Miscellaneous Test: Time & Work- 1 - Question 3

Let Anjay take 3t days, Vijay take 2t days and Manoj take 6t days in order to complete the work.
Then we get:
1/3t + 1/2t + 1/6t = 1 Æ t = 1. Thus, Manoj would take 6t = 6 days to complete the work.

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