Problem #2 - [3 marks] 3.0 points possible (graded, results hidden) 'Sefu The' has been appointed as the manager of a tourist site. He classifies maintenance costs as a mixed cost as it increases with increase in number of tourists and even at days when the site is closed, he still needs to bear some maintenance costs. Taking data of the last 7 months he got the following scatter graph: Site Maintenance Costs $ C b a 0 d No. of tourists If a = = 34100; b = 61200; c = 95400; d = 13100 TAKE AT LEAST TWO DECIMAL PLACES WHEREVER APPLICABLE [1 mark] (a) the fixed maintenance cost per month is $