State which of the following statement are true or false.
$\{M o n t h o f a y e a r h a v i n g 30 d a y s\} = \{A p r i l, J u n e, S e p t e m b e r, N o v e m b e r\}$

True

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False

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Solution

The correct option is A True
The month of a year having $30 d a y s$ are April, June, September and November therefore $\{M o n t h o f a y e a r h a v i n g 30 d a y s\} = \{A p r i l, J u n e, S e p t e m b e r, N o v e m b e r\}$ it is true.
Description Method: In this method, a well-defined description of the elements of the set is made and is enclosed in curly brackets.
Roaster method: In this method, all the elements of the set are listed and separated by commas. The list is enclosed in curly brackets.

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