Cash flow Statement of ABC Company as of December $31,2018$

$3)$ FCF and Cash Conversion Ratio $($ CCR$)(10$ points$)$

Sherburne Co$.$ information of its Income statement of $2020$ includes the following.

Sales $-$ $$300000,$ CGS $$ $$100000,$ S & A exp $-$ $$60000($which includes Depreciation expense of $$10000),$ Tax rate $20\%,$ Change in WC $($A$/$R $-$ Increase of $50000$; Inventory $-$ Decrease of $$40000$; A$/$P $$ Increase of $30,000)$ and Capital expenditure $-$ $$60,000$

Required:

a$)$ Calculate the FCF of Sherburne Corporation?

b$)$ Calculate the Cash Conversion Ratio $($CCR$)?$