Question

You have two red and two blue blocks. How many different towers
can you build that are four blocks high using these blocks? List all the possibilities

Answer 1

you Can build it in 6 ways:

R B R B- type 1

B B R R- type 2

R R B B- type 3

B R B R- type 4

B R R B- type 5

R B B R- type 6

Answer 2

Answer:

6

Step-by-step explanation:

two red and two blue blocks

Assuming Red Block   & Blue block are identical

four blocks high using these blocks =  4!/(2!*2!)

= 24 /(2 * 2)

= 24/4

= 6

Here are below possibles

RRBB

RBRB

RBBR

BRRB

BRBR

BBRR

if Red Block   & Blue block are not identical

then 4! = 24 Ways