Ye has his own business. he checks his sales receipts three times a day. one day, his afternoon sales we $50 more than his morning sales, and his evening sales were three times his afternoon sales. if his total sales for the day were $1,000, what were his evening sales

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

What is the measure of angle x? answer

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?