Question

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)

Answer 1

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

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

n (A) = 7