Phillip bought 12 used cds and dvds. cds cost $2 each, and dvds cost $3 each. he spent $31, not including tax. how many dvds did phillip buy?

How many temperature in biratnagar

Can someone me with this problem i don't understand i need

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?