tolong ya kak...butuh banget

Mapel : Matematika
Bab : Operasi Hitung Pecahan

3 3/4 x 5 2/5
= 15/4 x 27/5
= 405/20
= 20 5/20
= 20 1/4

3 3/4 = 15/4
5 2/5 = 27/5

15/4 x 27/5 = 405/20 = 20 5/20 = 20 1/4

Jadi jawabannya (A.)