Rowan has 50$ in a saving jar and is putting in 5$ every week. jonah has 10$ in his own jar is putting 15$ very week. each of them plots his progress on a graph with time on horizontal axis and amount in the jar on the. vertical axis. which statement about their graph is true.
(a) rowan's graph has a steeper slope than johan's
(b) rowan's graph always lies above johan's
(c) johan graph had a steeper slope than rowan
(d) johan graph always lies above rowan