DSQ: Understanding sets Practice Test - GMAT Quantitative | AI Practice & Tutor

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DSQ: Understanding sets Practice Test•2 Questions

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Q1

Define two sets as follows:

$A = \left {2, 4, 6, 8, 10, a, b \right }$

$B = \left {1, 3, 5, 7, 9, c, d \right }$

where and are distinct positive odd integers and and are distinct positive even integers.

How many elements are contained in the set $A \cap B$ ?

$a, b \in \left { 1, 3, 5 ,7, 9\right }$

$c,d \in \left { 2, 4, 6, 8, 10\right }$

$A = \left { 2, 4, 6, 8, 10, 12, ...\right }$

$B = \left { 3, 6, 9, 12, 15, 18...\right }$

True or false: $n \in A \cup B$

Statement 1: is a perfect square.

Statement 2: is a multiple of 99.

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