Problema Solution

A band went to a recording studio and recorded 4 songs in 3h. How long would it take the band to record 9 songs if they record at the same rate?

Answer provided by our tutors

Let 'x' represent the time needed to record 9 songs.

Since the rate is the same we have:

4/3 = 9/x

9/x = 4/3

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click here to see the equation solved for x

........

x = 6.75 hr

x = 6 hr 0.75*60 min

x = 6 hr 45 min

The band needs 6 hours and 45 minutes to record 9 songs.