In 2013, Mary worked for Company A. Her salary for the year was $18 750.(i)$5625 of her salary was not taxed. What percentage of her salary was not taxed?Answer% [2](ii)The remaining $13125 of Mary’s salary was taxed. 22% of this amount was deducted for tax. Mary’s take-home pay was the amount remaining from $18750 after tax had been deducted. She received this in 52 equal amounts as a weekly wage. Calculate Mary’s weekly wage. Answer$[3](iii)In 2012 Mary had worked for Company B. When she moved from Company B to Company A, her salary increased by 25% to $18750. Calculate her salary when she worked for Company B. Answer$[2]