# How Many Ways Can You Connect Two Lego Bricks?

More than 400 billion LEGO bricks have been produced since 1949. Two eight-stud LEGO bricks of the same color can be combined in 24 different ways. Three eight-stud bricks can be combined in 1,060 ways. There are more than 915 million combinations possible for six 2 x 4 LEGO bricks of the same color.

### How do you calculate possible combinations?

To calculate combinations, we will use the formula nCr = n! / r! * (n – r)!, where n represents the total number of items, and r represents the number of items being chosen at a time. To calculate a combination, you will need to calculate a factorial.

### What are all the possible combinations of 1234?

If you wager on 1234 boxed, you would win if any of the following combinations were drawn: 1234, 1243, 1324, 1342, 1423, 1432, 2134, 2143, 2314, 2341, 2413, 2431, 3124, 3142, 3214, 3241, 3412, 3421, 4123, 4132, 4213, 4231, 4312, or 4321.

720

### How many different combinations of ABCD are there?

four combinations