Ivan plans to reorganize the music on his mp3 players . he has 9 1/3 music of rock and hip-hop . after the change he is planning , he will have 2 4/5 times as many hours if rock and hip-hop music on his mp3 players . is ivan planning to add or remove rock and hiphop music from his mp3 players . explain how you know

Which point is a solution to the inequality shown in this graph (-3,-3)(3,-1)

Which statement accurately explains whether a reflection over the y-axis and a 270° counterclockwise rotation would map figure acb onto itself? a coordinate plane with figure acb with point a at 1, 1, c at 3, 4 and b at 5, 1 yes, a″c″b″ is located at a″(1, 1), c″(4, 3), and b″(1, 5) yes, a″c″b′ is located at a″(1, 1), c″(3, 4), and b″(5, 1) no, a″c″b″ is located at a″(1, 1), c″(4, 3), and b″(1, 5) no, a″c″b″ is located at a″(1, 1), c″(3, 4), and b″(5, 1)

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25