Melinda spend 4 hours reviewing for her midterm exams. she spend 1/4 of the time studying for social studies. how many hours did she spend on social studies?

Rose drew a regression line for this paired data set. her line passed through (1, 2) and (3, 5) . what is the equation of rose's regression line?

14 pointslet x be the seats in the small van and y the seats in the large van. how many seats does the large van have? a company uses two vans to transport worker from a free parking lot to the workplace between 7: 00 and 9: 00a.m. one van has 9 more seats than the other. the smaller van makes two trips every morning while the larger one makes only one trip. the two vans can transport 69 people, maximum.how many seats does the larger van have?

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.