Assume each user doing an average of $2$ call$/$hour$,$ with an average duration of $5$ minutes, and the blocking probability is $1\%,$ the number of users would be able to be supported if $10$ channels were available is

Question $7$Answer

a$.$

@ $27$ users

b$.$

@ $22$ users

c$.$

@ $25$ users

d$.$

@ $30$ users