Need help on this one as well thank you

Wowk Manufacturing has a current ratio of 3:1 on December 31, 2014. Indicate whether each of the following transactions would increase (+), decrease (?), or have no effect (NA) on Wowk?s current ratio and its working capital.

Required

a.	Paid cash for a trademark.
b.	Wrote off an uncollectible account receivable.
c.	Sold equipment for cash.
d.	Sold merchandise at a profit (cash).
e.	Declared a cash dividend.
f.	Purchased inventory on account.
g.	Scrapped a fully depreciated machine (no gain or loss).
h.	Issued a stock dividend.
i.	Purchased a machine with a long-term note.
j.	Paid a previously declared cash dividend.
k.	Collected accounts receivable.
l.	Invested in current marketable securities.