If C= 100 +.4Y, 1 = 75, G = 50 and NX = 20 + .2, what is the multiplier? O A. 1.67 O B. 2.5 O C. 0.4 O D. 0.6IfCId =13 2P and [.15 2 3+ P, what would be the new equilbrium quantity if demand increased by 3 at every price level? Find the effective rate that corresponds to the given nominal rate. 8% compounded semiannually The effective annual yield is Vo. 'Round to three decimal places as needed.)Suppose that over a sevenyear period, $1000 accumulated to $1929 in an investment certicate in which interest was compounded quarterly. Find the nominal rate of interest, compounded quarterly, that was earned. The nominal rate was %. (Type an integer or decimal rounded to two decimal places as needed.) Find the present value of the given future payment at the specified interest rate. $8000 due in 20 years at 5% compounded annually The present value is approximately $ ( Round to the nearest cent as needed.)