CAT 2017Slot 2DILRAll Questions
All 8 DILR questions with detailed solutions and explanations.
Total Questions - 8
Questions marked with this icon include a detailed solution explanation
Q8
Logical ReasoningHard
The lab has decided to allow a variation in the sequence of scans of the five fingers so that at most two scans (out of five) are out of place. For example, if the original sequence is Thumb (T), index finger (I), middle finger (M), ring finger (R) and little finger (L) then TLMRI is also allowed, but TMRLI is not.
How many different sequences of scans are allowed for any given person's original scan?
...How many different sequences of scans are allowed for any given person's original scan?
