Anna sold 168 bags of popcorn the first hour that the movie theater was open on friday. she sold 25% more bags of popcorn during the second hour. how many more bags of popcorn did anna sell the second hour?

Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income

How many solutions does the nonlinear system of equations graphed below have?

Starting at home, emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. she then traveled back home along the same path downhill at a speed of 121212 mph. what is her average speed for the entire trip from home to the hardware store and back?