Mrs. rodriguez has 18 packages of pens in stock at her store on monday. on tuesday, she has 5/6 the number of pens she had on monday. on wednesday, she has 2/5 of the number of pens se had on tuesday. how many packages of pens does she have on wednesday?

Which of the following statements is not true? a.parallel lines are lines in the same plane that never intersect. b.congruent figures have the same shape and same size angles and sides. c.similar figures must have the same shape and the same size. d.a rotation is when you turn a figure around a certain point.

Ten times the square of a non-zero number is eqaul to ninety times the number

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%