Charlie is a car salesman. he earns $800 plus a 9% commission on all of his sales for the week . if charlie received a paycheck for 1,916 this week, how much was his total sales?

Divide. write in the simplest form. 4 1/6 divided by 10

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?