If the statements $p, q$ and $r$ are true, false and true statements respectively, then the truth value of the statement pattern $[\sim \mathrm{q} \wedge(\mathrm{p} \vee \sim \mathrm{q}) \wedge \sim \mathrm{r}] \vee \mathrm{p}$ and the truth value of its dual statement respectively are

The negation of the statement "The triangle is an equilateral or isosceles triangle and the triangle is not isosceles and it is right angled" is

Consider the statements given by following

(A) If $4+3=8$, then $5+3=9$

(B) If $6+4=10$, then moon is flat

(C) If both (A) and (B) are true, then $5+6=17$

Then which of the following statement is correct?

Number of switches in alternative equivalent simple circuit for the circuit is (are)