Page 333 - NUMINO_WB_6B

184-P1-1

Shortest Way

Find the total number of possible outcomes of the shortest ways from A to F.
DEF

ABC EF
EF
Step 1. Find the shortest ways from A to E and then to F. outcomes

12
DEF

A
A
ABC
1

Step 2. Find the shortest ways from A to C and then to F.

DEF

A CF

ABC outcomes
11

Step 3. Find the total number of possible outcomes of the shortest ways from A
to F.