tolong dibantu latihan soal buat besok uas no 33-35 pakai cara

35. Dik. n = 72 kali
n(A) = 10
S(A)= 12
Dit. F(A)=...?
Peny.
F(A) = n(A)/s(A) × n
= 10/12 × 72
=5/6 × 72
= 60 kali