Solving for r in compound interestfinancial calculator needed​) In September​ 1963, the first issue of the comic book ​X-MEN was issued. The original price for that issue was ​$. By September ​, years​ later, the value of the​ near-mint copy of this comic book had risen to ​$. What annual rate of interest would you have earned if you had bought the comic in 1963 and sold it in ​?

Salge inc. bases its manufacturing overhead budget on budgeted direct labor-hours. the variable overhead rate is $8.10 per direct labor-hour. the company's budgeted fixed manufacturing overhead is $74,730 per month, which includes depreciation of $20,670. all other fixed manufacturing overhead costs represent current cash flows. the direct labor budget indicates that 5,300 direct labor-hours will be required in september. the company recomputes its predetermined overhead rate every month. the predetermined overhead rate for september should be: