CAT 2022 : Time and Work Practice Exercise-5
This CAT Time and Work Test gives you ideal exposure to the kind of problems you encounter in the CAT exam for this topic. Before solving the problems for time and work, you should go through the concepts we have covered in the concepts section for this post. This CAT Time and Work Test will help you recognize your strengths and weaknesses for this topic. Make sure you use the tips and tricks mentioned in the solutions in order to perfect your preparation for this topic. Let’s get started with the questions.
Question 1: 39 workers can repair a road in 12 days working 5 hours a day. In how many days will 30 workers working 6 hours a day com¬plete the work?
(1) 10
(2) 13
(3) 14
(4) 15
Answer and Explanation
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Question 2: If 72 men can build a wall of 280 m length in 21 days, how many men could take 18 days to build a similar type of wall of length 100 m? (1) 30 (2) 10 (3) 18 (4) 28
Answer and Explanation
Question 3: 7 men or 10 women can built a wall of 100 metres in 10 days. 14 men and 20 women take how many days to build a wall of 600 metres?
(1) 15
(2) 20
(3) 25
(4) 30
Answer and Explanation
Question 4: 5 persons can prepare an admis¬sion list in 8 days working 7 hours a day. If 2 persons join them so as to complete the work in 4 days, how many days will they need to work per day?
(1) 10 hours
(2) 9 hours
(3) 12 hours
(4) 8 hours
Answer and Explanation
Question 5: 4 mat-weavers can weave 4 mats in 4 days. At the same rate how many mats would be woven by 8 mat-weavers in 8 days?
(1) 4
(2) 8
(3) 12
(4) 16
Answer and Explanation
Extra tips for CAT Time and Work Test:
- Time and Work is an integral part of Arithmetic/Commercial Mathematics. It requires you to be clear with the basic concepts and once those are clear, you can easily solve questions for this topic.
Also, for this topic, you should make sure focus on the process of solving questions and not necessarily formulas and results. If you understand the basic concepts for this topic, then you will not need any formulas/shortcuts to solve time and work questions in the exam. - The objective of this CAT Time and Work Test was to expose you to the process you need to adopt in order to solve these questions. Remember, mathematics can be learnt best by focusing on the process rather than the results.
- For solving tricky Time and Work questions figure out the type of relationship between the parameters.
- For example: Less persons more days (Indirect)
- More working hours / day less days (Indirect)