diketahui a=8,b=2 1/2,dan c=3/4.hasil a+b:c adalah terimakasih

a + b : c = 8 + 2 1/2 : 3/4
= 8 + (5/2 : 3/4)
= 8 + (5/2 x 4/3)
= 8 + 20/6
= 48/6 + 20/6
= 68/6
= 11 2/6
= 11 1/3