Question

There are three places p, q and r such that 3 roads connect p and q and 4 roads connects q and r. in how many ways can one travel from p to r?

Answer 1

Two roads comments p to r

Answer 2

Answer:   There are total 12 way to go from p to r.

Step-by-step explanation:

Since, there are 3 way to go from p to q,

Also, there are 4 ways to go from q to r,

Hence, the total ways to go from p to r = The total possible ways from p to q × The total possible ways from q to r

= 3 × 4

= 12

Hence, there are total 12 possible way to go from p to r.