Domino's Pizza — Taking extra tax and not answerable to me

Address:	Jaipur, Rajasthan, 302013
Website:	www.dominos.co.in

Sir i ordered pizza of amount 310.00rs they charged 47.47 rs for 14.5% VAT but for 14.5%/100*310.00 is 44.95rs my question is why they charged that extra amount? And when i asked them about this they were not answerable to me even not manager. My question is why they charged this extra amount? And not even in one bill but in both the bill they charged more amount then it should be i want ans now.