Akhmed

Ben sold 50 tickets to a basketball game. Adult tickets are $5 each and student tickets are $3 each. He collected $180 total. How many adult tickets did he sell? How many student tickets did he sell? I'm not too sure what math i should be doing.

In order to stay in phase, do two waves need to have the same frequency? The same amplitude?

history of origami samurai or the role that samurai played

the magma comes up above the surface of the crust and moves away from the ridge and old crust gets pushed back into Earth. or two tectonic plates collide. i think

stands for illinois state achievement test math