A certain psychologist charges $30 more for the first hour of therapy than for each additional hour. If the total charge to a patient who receives 5 hours of therapy is $400, what is the total charge to a patient who receives only 3 hours of therapy ?	Choose the correct choice from the following answers:  A) $120  B) $135  C) $150  D) $165  E) $252
Let the charge for first hour = x+30   then charge for each additional hour = x   x+30 + 4x = 400   =&gt; 5x = 370   =&gt; x = 74   Total charge for patient for 3 hours of therapy = x+30 + 2x = 3x+30   = 252 $   Answer $252
<result>E</result>
A certain psychologist charges $30 more for the first hour of therapy than for each additional hour. If the total charge to a patient who receives 5 hours of therapy is $400, what is the total charge to a patient who receives only 3 hours of therapy ?