Question

Some containers are given below, look them carefully and answer the following questions.

how many match sticks are required to form 8 containers? Make a table.

Number of containers formed	1	2	3	4	...	n
Number of matchsticks required	3	5	7	...	...	...

Answer 1

It is clear from figure that to make container, the numbers of match sticks required can be find by following pattern.

Similarity, for n containers 

Numbers of matchsticks 

= (2 + 2 + 2 + ….. n) + 1 

= 2 × n + 1 = 2 n + 1 

∴ Following is the table given in questions