7) In 2024 a band records 24 new songs. In 2025 a band records 45 new songs. Calculate the percent change in the number of songs the band records between 2024 and 2025, and state if this is an increase or a decrease.

8) A high-end studio musician normally charges $260 per hour, but says that for you she will reduce her fee to 65% of its regular rate. How much per hour is she charging you?

9) A drum kit normally sells for $4,100, but the store advertises a special "30% off" sale. What is the on-sale price of the drum kit?

10) A song's time signature is 7/4. The 75th beat corresponds with which beat and which measure? (Your answer should look something like "9th measure, 3rd beat.")