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If A = { x : x is an even natural number...

If A = { x : x is an even natural number},
B = { x : x is a natural number and multiple
of 5 } and
C= { x : x is a natural number and multiple
of 10},
then what is `A cap(B cup C)` equal to ?

A

{ 10, 20, 30, …… }

B

{ 5,10, 15, 20, …….}

C

{ 2, 4, 6, ….. }

D

{ 20,40,60, ….. }

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