CAT Quant Practice Problems

Question: I live X floors above the ground floor of a high-rise building. It takes me 30 s per floor to walk down the steps and 2 s per floor to ride the lift. What is X, if the time taken to walk down the steps to the ground floor is the same as to wait for the lift for 7 min and then ride down?
  1. 4
  2. 7
  3. 14
  4. 15

Correct Option:4

CAT 2019 Online Course

CAT Quant Questions with Video Solutions

CAT Quant Practice Problems
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