How to set vat scheam that will work vat as iam shop keeper till sale part vat rate and part zero rate

Hi I am new user my trade is a shop keeper as conveyance store as well as a national lottery and paypoint bill payment. all the cash taking is taken in one cash counter till.

can some explain how simplify using this software for my required need as cash and carry purchase

At the moment iam using bank account as a cash accounting IN-OUT-TRANSFERS to Carrie out all my work as I have chosen standard vat scheme to work out my vat liabilities .

it does not seem to work as when I declare my shop taking on the software I choose zero rate iam confused at this stage of showing my taking what am I suppose to do with vat declare when entering my cash taking which includes my vat rate and zero rate sales .

please pleas some one help thank you