The scatter plot shows the relationship betweeen the number of hours students spend watching television and the numer of hours they spend with friends each week. what is the y-intercept of the line of best fit and what does it represent? a. 6.9 hours; the number of hours students watch television in a week when they do not spend time with friends b. 11.1 hours; the number of hours students spend time with friends in a week when they do not watch television c. 6.9 hours; the number of hours students spend time with friends in a week when they do not watch television d. 11.1 hours; the number of hours students watch television in a week when they do spend time with friends

Nthe opening scene of the movie raiders of the lost ark, indiana jones replaces a golden statue with a bag of sand. the platform on which the statue is placed is designed to detect the mass of the statue. if the bag of sand has a different mass than the statue, then a mechanism triggers and destruction ensues. the density of gold is about 20\text{ g/cm}^320 g/cm 3 20, space, g, slash, c, m, start superscript, 3, end superscript. the density of sand can be estimated at 2.5\text{ g/cm}^32.5 g/cm 3 2, point, 5, space, g, slash, c, m, start superscript, 3, end superscript. the gold statue can be modeled as a cylinder with height 25\text{ cm}25 cm25, space, c, m and radius 8\text{ cm}8 cm8, space, c, m. in terms of \piπpi, what is the mass of sand indiana jones needs to avoid triggering the mechanism?