TV commercials

For the typical one-hour prime-time television slot, the number of minutes of commercials is 3/8 of the actual program's minutes. Determine how many minutes of the program are shown in that one hour.

Correct answer:

x =  43.6 min

Step-by-step explanation:

a+b=60 a=83b  83b+b=60 b(1+83)=60 b=x=1+8360=43.6 min  a=60b=16.36 min

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Showing 2 comments:
Math student
Some really good q

Math student
Some really good questions but the answers you give lack full explanation and are more difficult to follow than need be the case.

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