Sophia invests $100 at the end of each year for 9 years at an annual effective interest rate of 4%. The interest credited at the end of each year is reinvested at an annual effective rate of 5%. The accumulated value at the end of 12 years is $X. Laura invests $100 at the end of each year for 12 years at an annual effective interest rate of 2.5%. The interest credited at the end of each year is reinvested at an annual effective rate of 3.5%. The accumulated value at the end of 12 years is $Y . Calculate Y X

Schonhardt corporation's relevant range of activity is 2,500 units to 5,500 units. when it produces and sells 4,000 units, its average costs per unit are as follows: averagecost per unitdirect materials $ 7.60direct labor $ 2.90variable manufacturing overhead $ 1.65fixed manufacturing overhead $ 2.90fixed selling expense $ 0.95fixed administrative expense $ 0.65sales commissions $ 0.75variable administrative expense $ 0.65if 4,500 units are produced, the total amount of fixed manufacturing cost incurred is closest to: multiple choicea $16,800b $11,400c $11,600d $15,400