310 views

What will be the number of states when a MOD-$2$ counter is followed by a MOD-$5$ counter?

1. $5$
2. $10$
3. $15$
4. $20$

edited | 310 views
+2
Answer $10$, Simply multiply MOD value

When $mod-x$ counter is followed by $mod-y$ counter then the resultant counter is always $mod-(x*y)$ counter.

$\therefore$ Option $2.$ is correct.
by Boss (23.7k points)
selected by

+1 vote