Tolong bantu jawab beserta cara penyelesaiannya.makasihhh

8) 35/10*8/5 = 7/2*8/5 = 28/5 = 5 3/5 (C)
9) 21/2 : 7/2 = 21/2*2/7 = 3 (C)
10) 6/10 : 8/5 = 3/5*5/8 = 3/8 (C)
11) 35/10+11/4 = 7/2+11/4 = 14+11/4 = 25/4 = 6 1/4 (B)

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