A ball of mass 0.534 kg moving east (+x direction) with a speed of 3.88 m/s collides head-on with a 0.267 kg ball at rest. Assume that the collision is perfectly elastic. What is be the speed of the 0.534-kgkg ball after the collision? Express your answer to three significant figures and include the appropriate units.?

What is be the direction of the velocity of the 0.534-kgkg ball after the collision?

to the east

to the west

What is the speed of the 0.267-kgkg ball after the collision?Express your answer to three significant figures and include the appropriate units.

What is the direction of the velocity of 0.267-kgkg ball after the collision?

to the east

to the west