SOLUTION: while watching TV from 7 to 8 PM you count 20 commercials each 30 seconds long, what is nearest percentage of the hour taken by the Commercials ?

Algebra.Com
Question 980306: while watching TV from 7 to 8 PM you count 20 commercials each 30 seconds long, what is nearest percentage of the hour taken by the Commercials ?
Answer by josgarithmetic(39620)   (Show Source): You can put this solution on YOUR website!
, the fraction as commercials.
RELATED QUESTIONS

Roscoe must play 27 commercials during his 1-hr radio show. Each commercial is either... (answered by macston)
I really cannot figure this out! Please help!!! A disk jockey must play 12 commercial... (answered by ankor@dixie-net.com)
The hour hand of a clock is 4 inches long while the minute hand is 5 inches long. At... (answered by ankor@dixie-net.com)
I am a parent and trying to help my daugther could you help! 1. Snookers Lumber can... (answered by Mathtut,gonzo)
A radio jockey played 12 commercial spots during a 1 hour radio show. Each commercial is... (answered by nyc_function)
A disc jockey must play 16 commercial spots during 1 hour of a radio show. Each... (answered by stanbon)
I have another one I don't understand it says, A disc jockey must play 14 commercial... (answered by ankor@dixie-net.com)
A disc jockey must play 14 commercial spots during 1 hour of each radio shows. Each... (answered by rwm)
a disc jockey must play 14 commercial spots during 1 hour of a radio show. Each... (answered by mangopeeler07)