Robert works in a toll booth. About 18 to 23 cars pass through Robert's booth every 23 minutes. Which is a reasonable estimate for the number of cars that pass through Robert's booth in 69 minutes?

The table above shows approximate conversions from gallons to liters. what is the value of x?

Last month, leonhard euler's watch kiosk at the mall had total sales of $9,489. merchandise totaling $225 was returned. the goods that were sold cost leonhard euler's $5,481. operating expenses for the moth were $992. what was the gross profit on sales?

Fran has 7 sheets of paper for a coloring project. if she only uses 1/3of a sheet of paper per draing how many drawings can ahe make?