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The projected percent of a country's adult population with diabetes (diagnosed and undiagnosed) can be modeled by y = 7.97x0.492, where x is the number of years after 2000. Complete parts (a)-(c). .. a) Does this model indicate that the percent of a country's adult population with diabetes is projected to increase or decrease? Decrease Increase b) What percent is projected for 2024? 1% (Type an integer or a decimal rounded to one decimal place a needed.) c) In what year does this model project the percent to be 15? (Round up to the nearest year.)