Question:

Suppose that the number of elements in the set S is 105 and that S is split into n subsets 11m + 2 elements each. If m is an integer, then m is

Updated On: Sep 23, 2024
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The Correct Option is C

Solution and Explanation

Number of elements in each set = 11m+2 Number of elements in n subsets = n(11m+2) $n(11 m + 2) = 105 = 21 \times 5 = 3 \times 7 \times 5$ $ n = 3 \, \Rightarrow \, 11 m + 2 = 35 \, \Rightarrow m = 3$
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Concepts Used:

Sets

In mathematics, a set is a well-defined collection of objects. Sets are named and demonstrated using capital letter. In the set theory, the elements that a set comprises can be any sort of thing: people, numbers, letters of the alphabet, shapes, variables, etc.

Read More: Set Theory

Elements of a Set:

The items existing in a set are commonly known to be either elements or members of a set. The elements of a set are bounded in curly brackets separated by commas.

Read Also: Set Operation

Cardinal Number of a Set:

The cardinal number, cardinality, or order of a set indicates the total number of elements in the set.

Read More: Types of Sets