Eight oranges were selected at random from a crate of 53 oranges. their diameters were measured, in millimeters, and then recorded. diameters: 45, 46, 42, 53, 60, 49, 54, 51 what is the estimated mean diameter of the 53 oranges in the crate?

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)