CATDILR > Hard4 km5 kmEither 4 km or 7 km7 km✅ Correct Option: 3Related questions:CAT 2018 Slot 1What is the minimum number of different numerals needed to fill a 5×55 \times 55×5 square matrix?CAT 2018 Slot 1Suppose you are allowed to make one mistake, that is, one pair of adjacent cells can have the same numeral. What is the minimum number of different numerals required to fill a 5×5 matrix?CAT 2020 Slot 3Which of the following is the correct sequence of trees received by Abha, Bina, Chitra and Dipti in that order?