nomor 13 dan 14 tlg ya kak

13)
Sisa yang belum terjual = 23,5 - (2 3/4 + 5 1/2)
                                       = 23,5 - (2,75 + 5,5)
                                       = 23,5 - 8,25
                                       = 15,25 kg (A)

14)
jumlah kucing = 5 / 8 x 64
                       = 5 x 8
                       = 40 ekor (C)