The number of elements present in the solution set of 4x - 28 < 1, x ∈ N is .
A
6
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B
7
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C
8
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D
9
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Solution
The correct option is B 7 Given, 4x - 28 < 1 ⇒ x < 7.25, x in N Hence, Solution set is { 1, 2, 3, 4, 5, 6, 7} Hence, the solution set will have 7 elements.