Jumlah umur Syarif dan Radit 42 tahun.

Umur s = 2/6 x 42 = 14.
Umur R = 4/6.42 = 28.

Jumlah umur mereka, 42 th.

2 + 4 = 6

umur syarif =
6/2 = 42/x
6 .x = 42 .2
6x = 84
x = 14 th

umur Radit=
6/4 = 42/x
6.x = 42.4
6x = 168
x =28 th