A store sells two types of cleaning solutions. Brand X has 4 mL of white vinegar for every 20 mL of water. Brand Y has 5 mL of white vinegar for every 30 mL of water. Which mixture has a higher concentration of vinegar? plz help

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units

Technicians have installed a center pivot, circular irrigator for a farm that covers 25 acres. a.) how long is the irrigation boom (in feet) from the center pivot to its farthest extent? b.) if the irrigation boom makes 4 full revolutions in a day, how many miles does the end of the boom travel in 5 days?