(3 2/5+8 1/4):0,25 mohon bantuannya

(3 2/5 + 8 1/4) : 0,25 = (6/5 + 8/4) : 0,25
= (24/20 + 40/20) : 0,25
=(64/20) : 0,25
=3,2 : 0,25
=12,5

(17/5 + 33/4) ÷ 25/100
= (68/20 + 165/20) ÷ 25/100
= 233/20 × 100/25
= 1.165/25
= 46 15/25
= 46 3/5