A yoga studio offers memberships that cost $49 per month for unlimited classes. The studio
also accepts walk-ins, charging $7 per class. If someone attends enough classes in a month,
the two options cost the same total amount. How many classes is that? What is that total
amount?
The regular reflection takes place when the light rays are incident on a polished smooth surface like a plane mirror, a stainless steel sheet and a thin sheet of aluminum, so, the reflected rays of light move only in a fixed direction ;P
