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A webassign.net thoughts - Google Docs MAT1520-Quiz 4 - MAT 152, section A1, Summer 1 2020 | WebAssign Course Hero [-/9 Points] DETAILS BERRAPCALC7 5.4.061. MY NOTES ASK YOUR TEA In 2000 the birthrate in a certain area increased from 1820.02t million births per year to 210.02t million births per year, where t is the number of years since 2000. Find the total increase in population that will result from this higher birth rate between 2000 (t = 0) and 2050 (t = 50). (Round your answer to the nearest integer.) million 60 50 40 Birthrate 301 21 20.02t 18 20.02 t 20F population 10 change 10 20 30 40 50 Years 12. [-/10 Points] DETAILS BERRAPCALC7 5.4.063.MI. MY NOTES ASK YOUR TEACHER A factory installs new machinery that saves S(x) = 1600 - 60x dollars per year, where x is the number of years since installation. However, the cost of maintaining the new machinery is C(x) = 100x dollars per year