An object with mass $2\mathrm{.}1kg$ is executing simple harmonic motion, attached to a spring with spring constant $280\frac{N}{m}.$ When the object is $0\mathrm{.}022m$ from its equilibrium position, it is moving with a speed of $0\mathrm{.}40\frac{m}{s}.$

Calculate the amplitude of the motion.

Express your answer to two significant figures and include the appropriate units

Calculate the maximum speed attained by the object.

Express your answer to two significant figures and include the appropriate units.