Current Attempt in Progress

A $0\mathrm{.}377$ kg body undergoes simple harmonic motion of amplitude $7\mathrm{.}32$ cm and period $0\mathrm{.}200$ s $.($a$)$ What is the magnitude of the maximum force acting on it$?($b$)$ If the oscillations are produced by a spring, what is the spring constant?

$($a$)$ Number

Units

$($b$)$ Number

Units