If our smoker is sensitive about yellow teeth, he might require at least one extra cleaning a year at, Jules thought it reasonable to assume, $90 a ... The additional cost of teeth cleaning for a smoker is, on average, $90 a year over 30 years.
|Title||:||Think First, Apply Math, Think Further|
|Author||:||William J. Adams|
|Publisher||:||Xlibris Corporation - 2005|