tolong di jawab ya please

29.)
38 / 5 × 2 / 19 = 4 / 5 (b)

30.)
36 / 10 × 5 / 2 ÷ 9 / 5
= 36 / 10 × 5 / 2 × 5 / 9
= 5 (b)

31.)
Diskon :
70 / 100 × 205.000
= 143.500
• Kakak harus membayar :
205.000 - 143.500 = Rp61.500,00 (d)

29) 7 3/5 × 2/19
= 38/5 × 2/19
= 76/95
= 4/5 (jawaban B)

30) 3,6 × 2 1/2 ÷ 1 4/5
= 36/10 × 5/2 ÷ 9/5
= 36/10 × 5/2 × 5/9
= 5/1
= 5 (jawaban B)

31) diskon = 70/100×205.000= 143.500
kakak harus membayar sandal sebesar:
205.000 - 143.500 = Rp 61.500,00
(jawaban D)