Audrey 4 hours to complete a certain job. Ferris can do the same job in 3hours. Audrey and Ferris decided to collaborate on the job, working at their respective rates. While Audrey worked continuously, Ferris took 5 breaks of equal length. If the two completed the job together in 2 hours, how many minutes long was each of Ferris’ breaks ?	Choose the correct choice from the following options.
A) 5  B) 6  C) 15  D) 20  E) 25
Audery and Ferris collective Work rate:   1/4 + 1/3 = 7/12   Collective work Time = 12/7 = 1.7 Hrs   Job Was actually done in = 2 (Includes breaks)   6reaks = Actual time taken - Collective work time   = 2 - 1.7= 
<gadget id="calculator">2 - 1.7</gadget>
<output>0.3</output>
.3 Hrs= 1/2   so ferrais took 5 breaks   =.3/5= 
<gadget id="calculator">.3/5</gadget>
<output>0.06</output>
.06 hrs= 6 m   so Answer is 6) 10 mins
<result>B</result>
Audrey 4 hours to complete a certain job. Ferris can do the same job in 3hours. Audrey and Ferris decided to collaborate on the job, working at their respective rates. While Audrey worked continuously, Ferris took 5 breaks of equal length. If the two completed the job together in 2 hours, how many minutes long was each of Ferris’ breaks ?