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Verified answer
C : D = 6 : 5 →12 : 10C : E = 4 : 3 →12 : 9
Maka C : D : E = 12 : 10 : 9
Jumlah perbandingan = 12 + 10 + 9
= 31
Selisih Dodi dan Edi = 10 - 9
= 1
Banyak kelereng selisih Dodi dan Edi = 1/31 x 124
= 4 kelereng