30 he management of an oil company estimates that oil will be pumped from a producing field at a rate givem by e management of an oil company estimates that oil will be pumped from a producing field at a rate given by R(t) = 56 t + 7 for 0 st s20, where R() is the rate of production in thousands of barrels per year, t years after pumping begins. How many barrels of oil, Qt), will be produced the first five years? (Round answer to the nearest thousand barrels.) A) 296 thousand barrels C) 148 thousand barrels B) 92 thousand barrels D) 46 thousand barrels The marginal price for a weekly demand of x bottles of cough medicine in a drug store is given by P(x) 13,300 cough medicine is $4. What is the weekly demand (to the nearest bottle) when the price is $3? Find the price-demand equation if the weekly demand is 125 when the price of a bottle of 5,320 4: 144 bottles 5,320, 347 bottles (5 x +40 2,660 + 8: 98 bottles A) p() 5x + 40 C) p(x) =.5(.40 2,660 D) po) 20o 169 bottles
