Please help with this question.?

Question

The kinetic energy of a 20.0-N object is 5.00 x 102 J. What is the speed of this object?

Ho do I get the mass of the object, for the formula to work? Or how do I manipulate the formula to make this work?

Answer 1

pie

Answer 2

divide the weight in N (20) by the acceleration of gravity (9.8 m/s/s)