Posted by **marie ** on Monday, August 22, 2011 at 3:59pm.

using the fundamental counting principle with three or more groups of items

There are three highways from city A to city B, two highways from city B to city C,and four highways from city c to city D. How many different highway routes are there from city A to city D?

- math -
**bobpursley**, Monday, August 22, 2011 at 4:13pm
I see 3*2*4= ?

- math -
**bobpursley**, Monday, August 22, 2011 at 4:14pm
Those are direct paths. If you allow going back and forth, such as A to b, then B to C, then C to B (on another path), the B to C (on anohter path), well the count increases considerably.

## Answer This Question

## Related Questions

- math - using the fundamental counting principle with three or more groups of ...
- Math - Zachary traveled from city A to city B. He left city A at 7:30 a.m. and ...
- physics - an airplane flies 200km from city a to city b east,then 200km south ...
- College Physics - An airplane flies 200 km due west from city A to city B and ...
- Physics - An airplane flies 200 km due west from city A to City B and them 300 ...
- physics - An airplane flies 200km due west from city A to city B and then 305km ...
- physics - An airplane flies 200 km due west from city A to city B and then 270 ...
- physics - an airplane flies 200 km due west from city A and then 350 km in the ...
- physics - an airplane flies 200 km due west from city A and then 350 km in the ...
- physics - An airplane flies 200 km due west from city A to city B and then 245 ...

More Related Questions