CAT Questions | CAT LR DI

Solve this DILR Question on Dorms from CAT 2017. You are required to understand the underlying classifications of repairs and use all the information that is provided in the constraints. If you would like to take these questions as a Quiz, head on here to take these questions in a test format, absolutely free.

CAT DILR : 2017 slot 2 questions

Dorms

At a management school, the oldest 10 dorms, numbered 1 to 10, need to be repaired urgently, The diagram represents the estimated repair costs (in Rs. Crores) for the 10 dorms. For any dorm, the estimated repair cost (in Rs. Crores) is an integer. Repairs with estimated cost Rs. 1 or 2 Crores are considered light repairs, repairs with estimated cost Rs. 3 or 4 are considered moderate repairs and repairs with estimated cost Rs. 5 or 6 Crores are considered extensive repairs.

Further, the following are known:
1. Odd-numbered dorms do not need light repair; even-numbered dorms do not need moderate repair and dorms, whose numbers are divisible by 3, do not need extensive repair.
2. Dorms 4 to 9 all need different repair costs, with Dorm 7 needing the maximum and Dorm 8 needing the minimum.

1. CAT DI LR Previous year questions

   Which of the following is NOT necessarily true?
   
   

   1. Dorm 1 needs a moderate repair
   2. Dorm 5 repair will cost no more than Rs. 4 Crores
   3. Dorm 7 needs an extensive repair
   4. Dorm 10 repair will cost no more than Rs. 4 Crores

   Correct AnswerChoice D

   Explanation Video Solution

   ---

2. CAT DI LR Previous year questions

   What is the total cost of repairing the odd-numbered dorms (in Rs. Crores)? (TITA)
   
   

   Correct AnswerRs. 19 crores

   Explanation Video Solution

   ---

3. CAT DI LR Previous year questions

   Suppose further that:
   1. 4 of the 10 dorms needing repair are women's dorms and need a total of Rs. 20 Crores for repair.
   2. Only one of Dorms 1 to 5 is a women's dorm.
   What is the cost for repairing Dorm 9 (in Rs. Crores)? (TITA)
   
   

   Correct AnswerRs. 3 crores

   Explanation Video Solution

   ---

4. CAT DI LR Previous year questions

   Suppose further that:
   1. 4 of the 10 dorms needing repair are women's dorms and need a total of Rs. 20 Crores for repair.
   2. Only one of Dorms 1 to 5 is a women's dorm.
   Which of the following is a women's dorm?
   
   

   1. Dorm 2
   2. Dorm 5
   3. Dorm 8
   4. Dorm 10

   Correct AnswerChoice D
   Dorm 10

   Explanation Video Solution

   ---