A shipping firm charges Tk. 2 a pound for the first 20 pounds of package weight & Tk. 5 for each pound or fraction of a pound over 20 pounds of package weight. How much will it charge to ship a package, which weighs 231/2 pounds?

A shipping firm charges Tk. 2 a pound for the first 20 pounds of package weight & Tk. 5 for each pound or fraction of a pound over 20 pounds of package weight. How much will it charge to ship a package, which weighs 23¹/₂ pounds?

A Tk. 6

B Tk. 8