State whether each of the following set is finite or infinite :
The set of numbers which are multiple of $5$
Which of the following sets are finite or infinite.
The set of months of a year
List all the subsets of the set $\{-1,0,1\}.$
In the following state whether $A=B$ or not :
$A=\{a, b, c, d\} ; B=\{d, c, b, a\}$
Which of the following sets are finite or infinite.
$\{1,2,3, \ldots 99,100\}$