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If a = {X: X is Natural Number Divisible by 2 and X< 16} and B = {X:X is a Whole Number Divisible by 3 and X < 18}, Find: N(A) - Mathematics

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If A = {x: x is natural number divisible by 2 and x< 16} and

B = {x:x is a whole number divisible by 3 and x < 18}, find: n(A)

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Solution

A = {x : x is natural number divisible-by 2 and x < 16}

A = {2, 4, 6, 8, 10, 12, 14}

n (A) = 7

Concept: Concept for Cardinal Property of Sets
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APPEARS IN

Selina Concise Mathematics Class 7 ICSE
Chapter 13 Set Concepts (Some Simple Divisions by Vedic Method)
Exercise 13 (D) | Q 6.1
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