Question

Suppose you can travel from A to B by $3$ buses,B to C by $4$ buses,C to D by $2$ buses and D to E by $3$ buses.In how many ways can you travel from A to E?

• A. $36$
• B. $72$
• C. $24$
• D. $48$

Answer 1

The correct option is B $72$

we have travel from $A$ to $E$

$\Rightarrow$ They should go from

$\Rightarrow$ Total number of ways

$=3\times 4\times 2\times 3=12\times 6$

$=72$ Ways