Asked by pam
Story Problem
Some friends are recording songs on a CD. The first 1/5 of the CD has Alex's songs.The next 12 minutes of songs are Henrique's. 1/3 of the time is Brian's songs. Sally has 32 minuites. How many minutes of music are there in all?
Some friends are recording songs on a CD. The first 1/5 of the CD has Alex's songs.The next 12 minutes of songs are Henrique's. 1/3 of the time is Brian's songs. Sally has 32 minuites. How many minutes of music are there in all?
Answers
Answered by
Quidditch
If we add up everybody's time, we should get the total time of the CD.
Let M represent the total time of the CD. Everything will be in minutes.
M= (1/5)*M + 12 + (1/3)*M + 32
Combining terms...
(1 - 1/5 - 1/3)*M=44
Solve for M
Let M represent the total time of the CD. Everything will be in minutes.
M= (1/5)*M + 12 + (1/3)*M + 32
Combining terms...
(1 - 1/5 - 1/3)*M=44
Solve for M
Answered by
pam
Thank you. We came up with 94 2/7 which is approximately 94mins, 17 secs.
Answered by
Quidditch
Good!
That is what I got, also.
That is what I got, also.
Answered by
Ryan
the quotient of eight and twice a number
Answered by
caleb causey
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