5 Dennis menyimpan RM12 550 dalam sebuah bank selama 8 bulan. Dia menerima faedah mudah
sebanyak RM200.80 pada akhir tempoh itu. Cari
kadar faedah setahun yang ditawarkan oleh
bank itu.​

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?