Cash flow example 3 answer

Dear Sir , I got the answer thank for the help

The answer i found in note is totally different from the question , may be there are some typo errors can you please check on it . Question says - sales in Jan and Feb 20x5 are forcast to be 10,000 units but in answer you have take in figure in Dec and jan. Question says - marketing expenditure for 20x4 march but you have include it in the answer how come it be please let me know

Hi, I'll have a check and get back to you, thanks for pointing it out. Thanks Chris