The Quickstar baseball company manufactures two grades of baseballs, the Speedee, which sells for $2.10, and Quickfire, which sells for $3.50. The company receives $843.50 for an order of 305 balls. How many of each ball was ordered?

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Aline passes through 3,7 and 6,9 what equation represents the line

Someone answer asap for ! max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a. the median of max’s data is 250 b. more than half of the data points max recorded were 177 centimeters. c. a data point chosen at random is as likely to be above the mean as it is to be below the mean. d. every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.