She needs to build a line of dominoes 21 and 1/4 in a long with each domino spaced 1 and 1/4 in. apart. How many will she need?

Question

asked Jul 18, 2021 75.8k views

1 Answer

Sadmicrowave · Answer 1 · 2021-07-23T17:29:22+0000

Answer:

17 dominoes

Explanation:

21 and 1/4 in divided by how far they need to be spaced apart, 1 and 1/4 in, is equal to 17 dominoes.