tolong dijawab ya nomer 13.. makasi:)

misalkan besar tabungan awal = n
1.007.500 = n + ((10/100)*(10/12)*n)
= n + 1/12 n
= 1 1/12 n
= 13/12 n
n = 1.007.500 * 12/13
= Rp 930.000,00