alleryIn a combination, the order of the chosen objects is:
ANot interrupted
BNot important
CNot invented
DNot inspected
Answer & Solution
Correct answer: B. Not important
1. A permutation counts arrangements and a combination counts selections.
2. Choosing X then Y gives the same team as choosing Y then X.
3. In a combination, the order is not important.
4. That is what separates it from a permutation.
_Source: syllabus Mathematics, Ch 6 'Permutations and Combinations'_
Keep practising Permutations and Combinations
Browse all Permutations and Combinations questions for GMAT, or explore more Mathematics topics.
Related questions
Al-Khalil's cryptography book listed words using which idea?A permutation of a finite set is what kind of function on that set?A k-combination of a set S is best described as what?Cauchy's 1815 memoir on substitutions of n elements led to which notion?Which Chinese text used permutation-like hexagrams as early as 1000 BC?How many elements does the symmetric group on 4 objects contain?In how many ways can the letters of BANANA be arranged?A multiset permutation uses each element how many times?