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Q1.The cost of $16.50 for the music was reduction of 12% on the original cost.

calculate the original cost of the music.

Answer: $.................

Q2.The download times for the music, films, and books are in the ratio
music : films : books = 2 : 9 : 1

The total download time is 3 hours and 33 minutes.

calculate the download time for the films.

Answer:.............hours.............minutes..............seconds ​

User Tybalt
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1 Answer

6 votes
Q1) £16.50 x 1.12 = £18.48
Q2)

2+9+1= 12
3h 33m = 213m
213/12 = 17.75
2x17.75 = 35.5 (music)
9x17.75 = 159.75 (films)
1x17.75 = 17.75 (books)

So it’s 159.75 minutes for the films to download
User Benoit Drogou
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