Question

The figure shows houses made of toothpicks and glue drops. How many drops of glue are required to make n number of houses? How many toothpicks are required to make n number of houses? m​

Answer 1

Answer:

1 house need 5 toothpick

2 house need 9 toothpick

and every successive house need 4 more toothpicks

so no of toothpick to build n house is

n house is 5 + 4n toothpicks

1 house need 5 drops of glue

and every successive house need 3 more drops of glue

so to build n house we need

so to build n house we need 5+3n drops of glue