Please show step by step solution to all calculations.

a$)$List three methods that exist to calculate a taxpayer$$s HST liability.

b$)$Briefly explain the small supplier exemption in HST legislation.

c$)$ During $2022$ Magico Inc., a Ontario CCPC$,$ made taxable supplies in Ontario of

$ $18,000,000($excluding HST$),$ incurred taxable purchases of $ $5,000,000$ excluding

HST$)$ and incurred expenses on which HST was not payable of $ $800,000.$ Magico Inc.

also acquired capital equipment at a cost of $ $226,000$ including HST$.$

Required:

Compute Magico Inc.$$s total HST liability for $2022$ using the long form method $($show all

detailed calculations$).$