It took 8 students 3 hours to clean the gym after the prom. Which proportion can you use to find how long it would have taken 6 students to clean the gym?

Officer brimberry wrote 24 tickets for traffic violations last week, but only 9 tickets this week. what is the percent decrease? give your answer to the nearest tenth of a percent.

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?