Can Anybody Help Geometry Work!?

Acar with a mass of 600 kg is traveling at a velocity of 10m/s. how much kinetic energy does it have?

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50