Andrea' s record label released her new albu. Andrea wants to know when she has sales of at least $20,000 per week. She uses the relate equation below determine when sales will be at least this amount, where t represents time in weeks.

The school board administered a math test to all students in grade 66 at high achievers charter school and determined that 15\%15% of them were below grade level in math. based on this data, which of the following conclusions are valid? choose 1 choose 1