Plz help fast ah

Consider circle h with a 3 centimeter radius. if the length of minor arc what is the measure of zrst?

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?

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