How would you find all the possible number of rows without having to check if 8 is a factor of every number between 70 and 150
2 answers:
You might be interested in
The surface area of a sphere is 
where r is the radius;
The circumference is
so that 
using this value we can evaluate the surface area of 1 ball as:
For 100 ball you get:
The circumference is
For 100 ball you get:
This is how I would do it, hope this helps!
