How many perfect cubes lie between $100$ and $1000$?
How many perfect cubes lie between $100$ and $1000$?
- $5$
- $4$
- $6$
- $7$
Solution
$5^{3}=125,\ 6^{3}=216,\ 7^{3}=343,\ 8^{3}=512,\ 9^{3}=729$ — five cubes.
Asked in: IMO
Practice more CUBES AND CUBE ROOTS questions on Aicharya