At a conference, the only events scheduled for the day are seminars and breaks. All seminars are the same length and are 10 times as long as each break. A break must be between two consecutive seminars. If the first seminar begins at 9:00 a.m. and the third one ends at 11:40 a.m., how long Q will the conference last if there are a total of 6 seminars that day?  Pick:
A) 5 hours and 15 minutes
B) 5 hours and 20 minutes
C) 5 hours and 25 minutes
D) 5 hours and 30 minutes
E) 5 hours and 35 minutes
Shouldnt the answer be 5 hours 20 mins?   5 hours and 20 minutesreak = b   Seminar= 10b   9am to 11:40am= 160mins   3s+b=160   30b+b=160   b=160/31   6 seminar will take   6s+2b   =60b+2b   =62b   60 +2= 
<gadget id="calculator">60 +2</gadget>
<output>62</output>
62b=62*160/31= 
<gadget id="calculator">62*160/31</gadget>
<output>320</output>
320   Q=5 hours 20 mins.5 hours and 20 minutes
<result>B</result>
At a conference, the only events scheduled for the day are seminars and breaks. All seminars are the same length and are 10 times as long as each break. A break must be between two consecutive seminars. If the first seminar begins at 9:00 a.m. and the third one ends at 11:40 a.m., how long Q will the conference last if there are a total of 6 seminars that day?