
h
1 tahun = 12 bulan = 12% ,, jadi 1 bulan 1% ,,, 9bulan = 9%
3815000 = modal awai + ( modal awal x 9 % )
modal awal = a ,, >> 3815000=a+(ax(9/100) )
= a + 9a/100
=100a/100 + 9a/100
=109a/100
109a = 381500000
a = 381500000 / 109
= 3.500.000 rupiah
jadi tabungan awal = Rp 3500000
3815000 = modal awai + ( modal awal x 9 % )
modal awal = a ,, >> 3815000=a+(ax(9/100) )
= a + 9a/100
=100a/100 + 9a/100
=109a/100
109a = 381500000
a = 381500000 / 109
= 3.500.000 rupiah
jadi tabungan awal = Rp 3500000
b