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 ​