If 8 spiders make 8 webs in 8 days, then 1 spider will make 1 web in how many days?

Question: If 8 spiders make 8 webs in 8 days, then 1 spider will make 1 web in how many days?

Solution:
8 spiders make 8 webs in 8 days
1 spiders make 1 webs in (8 ×8)/8 days
= 8 days