tolong jawab pakai cara ya

28% + 2,75 -1 2/5
28/100 + 275/100 - (5×1+2)/5
303/100 -7/5
303/100 - 7×20/5×20
303/100 - 140/100
163/100
= 1,63 (B)

[tex]0.25 + 2.75 - 1.07 = 1.63[/tex]
jadi jawabannya B. 1,63