Find the Cardinal Number of the Set $\mathrm { n } ( \mathrm { A } \cup \mathrm { B } \cup \mathrm { C } ) = 69$

question 113

Multiple Choice

Find the cardinal number of the set.
-Given:
$\mathrm { n } ( \mathrm { A } \cup \mathrm { B } \cup \mathrm { C } ) = 69$
$\mathrm { n } ( \mathrm { A } \cap \mathrm { B } \cap \mathrm { C } ) = 10$
$\mathrm { n } ( \mathrm { A } \cap \mathrm { B } ) = 22$
$\mathrm { n } ( \mathrm { A } \cap \mathrm { C } ) = 19$
$\mathrm { n } ( \mathrm { B } \cap \mathrm { C } ) = 17$
$\mathrm { n } ( \mathrm { A } ) = 51$
$\mathrm { n } ( \mathrm { B } ) = 34$
$\mathrm { n } ( \mathrm { C } ) = 32$
Find $n \left( A ^ { \prime } \cap B \cap C \right)$

• A) 6
• B) 7
• C) 8
• D) 9

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Definitions:

Preconventional Level

According to Kohlberg, evaluating importance of individual needs and personal conscience in regard to maintenance of the social order.

Psychosocial Development

A framework created by Erik Erikson that outlines human development across eight stages, from infancy to late adulthood, focusing on social interactions and conflicts.

Autonomy

The concept of being self-directed and free to make one's own decisions, leading to a sense of independence.

Shame and Doubt

A stage in Erik Erikson's theory of psychosocial development, where toddlers learn to exercise will and do things for themselves, or they doubt their abilities.